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Finding the Fourth Proportional to 44,508.80, 61,428.64 and 25,642.24

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Solution

The fourth proportional to 44,508.80, 61,428.64 and 25,642.24 is: 35,390.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,508.80 : 61,428.64 = 25,642.24 : x
  2. Step 2: Convert to fraction form
    44,508.80/61,428.64 = 25,642.24/x
  3. Step 3: Cross multiply
    44,508.80x = 61,428.64 × 25,642.24
  4. Step 4: Simplify right side
    44,508.80x = 1,575,167,929.75
  5. Step 5: Solve for x
    x = 1,575,167,929.75/44,508.80
  6. Step 6: Final answer
    x = 35,390.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.