Home / 48,657.96-67,088.32-40,013.92

Finding the Fourth Proportional to 48,657.96, 67,088.32 and 40,013.92

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Solution

The fourth proportional to 48,657.96, 67,088.32 and 40,013.92 is: 55,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,657.96 : 67,088.32 = 40,013.92 : x
  2. Step 2: Convert to fraction form
    48,657.96/67,088.32 = 40,013.92/x
  3. Step 3: Cross multiply
    48,657.96x = 67,088.32 × 40,013.92
  4. Step 4: Simplify right side
    48,657.96x = 2,684,466,669.41
  5. Step 5: Solve for x
    x = 2,684,466,669.41/48,657.96
  6. Step 6: Final answer
    x = 55,170.14

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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.