Home / 48,211.17-72,314.59-13,150.71

Finding the Fourth Proportional to 48,211.17, 72,314.59 and 13,150.71

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Solution

The fourth proportional to 48,211.17, 72,314.59 and 13,150.71 is: 19,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,211.17 : 72,314.59 = 13,150.71 : x
  2. Step 2: Convert to fraction form
    48,211.17/72,314.59 = 13,150.71/x
  3. Step 3: Cross multiply
    48,211.17x = 72,314.59 × 13,150.71
  4. Step 4: Simplify right side
    48,211.17x = 950,987,807.41
  5. Step 5: Solve for x
    x = 950,987,807.41/48,211.17
  6. Step 6: Final answer
    x = 19,725.47

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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.