Home / 29,861.47-44,799.14-10,140.05

Finding the Fourth Proportional to 29,861.47, 44,799.14 and 10,140.05

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Solution

The fourth proportional to 29,861.47, 44,799.14 and 10,140.05 is: 15,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,861.47 : 44,799.14 = 10,140.05 : x
  2. Step 2: Convert to fraction form
    29,861.47/44,799.14 = 10,140.05/x
  3. Step 3: Cross multiply
    29,861.47x = 44,799.14 × 10,140.05
  4. Step 4: Simplify right side
    29,861.47x = 454,265,425.13
  5. Step 5: Solve for x
    x = 454,265,425.13/29,861.47
  6. Step 6: Final answer
    x = 15,212.43

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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.