Home / 39,961.70-59,925.12-21,237.24

Finding the Fourth Proportional to 39,961.70, 59,925.12 and 21,237.24

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Solution

The fourth proportional to 39,961.70, 59,925.12 and 21,237.24 is: 31,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,961.70 : 59,925.12 = 21,237.24 : x
  2. Step 2: Convert to fraction form
    39,961.70/59,925.12 = 21,237.24/x
  3. Step 3: Cross multiply
    39,961.70x = 59,925.12 × 21,237.24
  4. Step 4: Simplify right side
    39,961.70x = 1,272,644,155.47
  5. Step 5: Solve for x
    x = 1,272,644,155.47/39,961.70
  6. Step 6: Final answer
    x = 31,846.60

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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.