Home / 39,339.60-54,283.95-22,337.70

Finding the Fourth Proportional to 39,339.60, 54,283.95 and 22,337.70

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Solution

The fourth proportional to 39,339.60, 54,283.95 and 22,337.70 is: 30,823.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,339.60 : 54,283.95 = 22,337.70 : x
  2. Step 2: Convert to fraction form
    39,339.60/54,283.95 = 22,337.70/x
  3. Step 3: Cross multiply
    39,339.60x = 54,283.95 × 22,337.70
  4. Step 4: Simplify right side
    39,339.60x = 1,212,578,589.92
  5. Step 5: Solve for x
    x = 1,212,578,589.92/39,339.60
  6. Step 6: Final answer
    x = 30,823.36

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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.