Home / 14,853.40-22,280.10-10,187.80

Finding the Fourth Proportional to 14,853.40, 22,280.10 and 10,187.80

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Solution

The fourth proportional to 14,853.40, 22,280.10 and 10,187.80 is: 15,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.40 : 22,280.10 = 10,187.80 : x
  2. Step 2: Convert to fraction form
    14,853.40/22,280.10 = 10,187.80/x
  3. Step 3: Cross multiply
    14,853.40x = 22,280.10 × 10,187.80
  4. Step 4: Simplify right side
    14,853.40x = 226,985,202.78
  5. Step 5: Solve for x
    x = 226,985,202.78/14,853.40
  6. Step 6: Final answer
    x = 15,281.70

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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.