Home / 48,909.98-67,496.13-27,688.79

Finding the Fourth Proportional to 48,909.98, 67,496.13 and 27,688.79

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Solution

The fourth proportional to 48,909.98, 67,496.13 and 27,688.79 is: 38,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,909.98 : 67,496.13 = 27,688.79 : x
  2. Step 2: Convert to fraction form
    48,909.98/67,496.13 = 27,688.79/x
  3. Step 3: Cross multiply
    48,909.98x = 67,496.13 × 27,688.79
  4. Step 4: Simplify right side
    48,909.98x = 1,868,885,831.90
  5. Step 5: Solve for x
    x = 1,868,885,831.90/48,909.98
  6. Step 6: Final answer
    x = 38,210.73

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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.