Home / 39,233.40-58,875.30-21,715.80

Finding the Fourth Proportional to 39,233.40, 58,875.30 and 21,715.80

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Solution

The fourth proportional to 39,233.40, 58,875.30 and 21,715.80 is: 32,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,233.40 : 58,875.30 = 21,715.80 : x
  2. Step 2: Convert to fraction form
    39,233.40/58,875.30 = 21,715.80/x
  3. Step 3: Cross multiply
    39,233.40x = 58,875.30 × 21,715.80
  4. Step 4: Simplify right side
    39,233.40x = 1,278,524,239.74
  5. Step 5: Solve for x
    x = 1,278,524,239.74/39,233.40
  6. Step 6: Final answer
    x = 32,587.65

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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.