Home / 14,235.40-21,353.10-14,016.70

Finding the Fourth Proportional to 14,235.40, 21,353.10 and 14,016.70

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Solution

The fourth proportional to 14,235.40, 21,353.10 and 14,016.70 is: 21,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.40 : 21,353.10 = 14,016.70 : x
  2. Step 2: Convert to fraction form
    14,235.40/21,353.10 = 14,016.70/x
  3. Step 3: Cross multiply
    14,235.40x = 21,353.10 × 14,016.70
  4. Step 4: Simplify right side
    14,235.40x = 299,299,996.77
  5. Step 5: Solve for x
    x = 299,299,996.77/14,235.40
  6. Step 6: Final answer
    x = 21,025.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.