Home / 39,247.86-54,160.88-22,253.66

Finding the Fourth Proportional to 39,247.86, 54,160.88 and 22,253.66

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Solution

The fourth proportional to 39,247.86, 54,160.88 and 22,253.66 is: 30,709.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.86 : 54,160.88 = 22,253.66 : x
  2. Step 2: Convert to fraction form
    39,247.86/54,160.88 = 22,253.66/x
  3. Step 3: Cross multiply
    39,247.86x = 54,160.88 × 22,253.66
  4. Step 4: Simplify right side
    39,247.86x = 1,205,277,808.82
  5. Step 5: Solve for x
    x = 1,205,277,808.82/39,247.86
  6. Step 6: Final answer
    x = 30,709.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.