Home / 44,319.52-66,490.12-13,154.76

Finding the Fourth Proportional to 44,319.52, 66,490.12 and 13,154.76

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Solution

The fourth proportional to 44,319.52, 66,490.12 and 13,154.76 is: 19,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,319.52 : 66,490.12 = 13,154.76 : x
  2. Step 2: Convert to fraction form
    44,319.52/66,490.12 = 13,154.76/x
  3. Step 3: Cross multiply
    44,319.52x = 66,490.12 × 13,154.76
  4. Step 4: Simplify right side
    44,319.52x = 874,661,570.97
  5. Step 5: Solve for x
    x = 874,661,570.97/44,319.52
  6. Step 6: Final answer
    x = 19,735.36

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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.