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Finding the Fourth Proportional to 44,603.66, 61,520.92 and 28,672.89

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Solution

The fourth proportional to 44,603.66, 61,520.92 and 28,672.89 is: 39,547.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,603.66 : 61,520.92 = 28,672.89 : x
  2. Step 2: Convert to fraction form
    44,603.66/61,520.92 = 28,672.89/x
  3. Step 3: Cross multiply
    44,603.66x = 61,520.92 × 28,672.89
  4. Step 4: Simplify right side
    44,603.66x = 1,763,982,269.47
  5. Step 5: Solve for x
    x = 1,763,982,269.47/44,603.66
  6. Step 6: Final answer
    x = 39,547.92

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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.