Home / 14,270.30-21,405.45-9,604.70

Finding the Fourth Proportional to 14,270.30, 21,405.45 and 9,604.70

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Solution

The fourth proportional to 14,270.30, 21,405.45 and 9,604.70 is: 14,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.30 : 21,405.45 = 9,604.70 : x
  2. Step 2: Convert to fraction form
    14,270.30/21,405.45 = 9,604.70/x
  3. Step 3: Cross multiply
    14,270.30x = 21,405.45 × 9,604.70
  4. Step 4: Simplify right side
    14,270.30x = 205,592,925.62
  5. Step 5: Solve for x
    x = 205,592,925.62/14,270.30
  6. Step 6: Final answer
    x = 14,407.05

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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.