Home / 38,992.24-58,511.40-14,385.52

Finding the Fourth Proportional to 38,992.24, 58,511.40 and 14,385.52

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Solution

The fourth proportional to 38,992.24, 58,511.40 and 14,385.52 is: 21,586.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,992.24 : 58,511.40 = 14,385.52 : x
  2. Step 2: Convert to fraction form
    38,992.24/58,511.40 = 14,385.52/x
  3. Step 3: Cross multiply
    38,992.24x = 58,511.40 × 14,385.52
  4. Step 4: Simplify right side
    38,992.24x = 841,716,914.93
  5. Step 5: Solve for x
    x = 841,716,914.93/38,992.24
  6. Step 6: Final answer
    x = 21,586.78

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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.