Home / 48,331.10-72,496.65-38,416.70

Finding the Fourth Proportional to 48,331.10, 72,496.65 and 38,416.70

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Solution

The fourth proportional to 48,331.10, 72,496.65 and 38,416.70 is: 57,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,331.10 : 72,496.65 = 38,416.70 : x
  2. Step 2: Convert to fraction form
    48,331.10/72,496.65 = 38,416.70/x
  3. Step 3: Cross multiply
    48,331.10x = 72,496.65 × 38,416.70
  4. Step 4: Simplify right side
    48,331.10x = 2,785,082,054.06
  5. Step 5: Solve for x
    x = 2,785,082,054.06/48,331.10
  6. Step 6: Final answer
    x = 57,625.05

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1.5x scale

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.