Home / 48,417.60-72,535.68-28,637.76

Finding the Fourth Proportional to 48,417.60, 72,535.68 and 28,637.76

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Solution

The fourth proportional to 48,417.60, 72,535.68 and 28,637.76 is: 42,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,417.60 : 72,535.68 = 28,637.76 : x
  2. Step 2: Convert to fraction form
    48,417.60/72,535.68 = 28,637.76/x
  3. Step 3: Cross multiply
    48,417.60x = 72,535.68 × 28,637.76
  4. Step 4: Simplify right side
    48,417.60x = 2,077,259,395.28
  5. Step 5: Solve for x
    x = 2,077,259,395.28/48,417.60
  6. Step 6: Final answer
    x = 42,902.98

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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.