Home / 29,931.75-44,897.85-13,287.30

Finding the Fourth Proportional to 29,931.75, 44,897.85 and 13,287.30

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Solution

The fourth proportional to 29,931.75, 44,897.85 and 13,287.30 is: 19,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.75 : 44,897.85 = 13,287.30 : x
  2. Step 2: Convert to fraction form
    29,931.75/44,897.85 = 13,287.30/x
  3. Step 3: Cross multiply
    29,931.75x = 44,897.85 × 13,287.30
  4. Step 4: Simplify right side
    29,931.75x = 596,571,202.31
  5. Step 5: Solve for x
    x = 596,571,202.31/29,931.75
  6. Step 6: Final answer
    x = 19,931.05

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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.