Home / 48,140.32-66,439.83-26,920.75

Finding the Fourth Proportional to 48,140.32, 66,439.83 and 26,920.75

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Solution

The fourth proportional to 48,140.32, 66,439.83 and 26,920.75 is: 37,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140.32 : 66,439.83 = 26,920.75 : x
  2. Step 2: Convert to fraction form
    48,140.32/66,439.83 = 26,920.75/x
  3. Step 3: Cross multiply
    48,140.32x = 66,439.83 × 26,920.75
  4. Step 4: Simplify right side
    48,140.32x = 1,788,610,053.47
  5. Step 5: Solve for x
    x = 1,788,610,053.47/48,140.32
  6. Step 6: Final answer
    x = 37,154.10

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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.