Home / 39,456.45-59,149.44-14,490.71

Finding the Fourth Proportional to 39,456.45, 59,149.44 and 14,490.71

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Solution

The fourth proportional to 39,456.45, 59,149.44 and 14,490.71 is: 21,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,456.45 : 59,149.44 = 14,490.71 : x
  2. Step 2: Convert to fraction form
    39,456.45/59,149.44 = 14,490.71/x
  3. Step 3: Cross multiply
    39,456.45x = 59,149.44 × 14,490.71
  4. Step 4: Simplify right side
    39,456.45x = 857,117,085.96
  5. Step 5: Solve for x
    x = 857,117,085.96/39,456.45
  6. Step 6: Final answer
    x = 21,723.12

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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.