Home / 61,290.15-84,588.27-34,432.65

Finding the Fourth Proportional to 61,290.15, 84,588.27 and 34,432.65

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Solution

The fourth proportional to 61,290.15, 84,588.27 and 34,432.65 is: 47,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,290.15 : 84,588.27 = 34,432.65 : x
  2. Step 2: Convert to fraction form
    61,290.15/84,588.27 = 34,432.65/x
  3. Step 3: Cross multiply
    61,290.15x = 84,588.27 × 34,432.65
  4. Step 4: Simplify right side
    61,290.15x = 2,912,598,295.02
  5. Step 5: Solve for x
    x = 2,912,598,295.02/61,290.15
  6. Step 6: Final answer
    x = 47,521.47

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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.