Home / 48,547.60-66,961.18-32,406.78

Finding the Fourth Proportional to 48,547.60, 66,961.18 and 32,406.78

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Solution

The fourth proportional to 48,547.60, 66,961.18 and 32,406.78 is: 44,698.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,547.60 : 66,961.18 = 32,406.78 : x
  2. Step 2: Convert to fraction form
    48,547.60/66,961.18 = 32,406.78/x
  3. Step 3: Cross multiply
    48,547.60x = 66,961.18 × 32,406.78
  4. Step 4: Simplify right side
    48,547.60x = 2,169,996,228.80
  5. Step 5: Solve for x
    x = 2,169,996,228.80/48,547.60
  6. Step 6: Final answer
    x = 44,698.32

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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.