Home / 34,589.12-47,733.93-21,160.13

Finding the Fourth Proportional to 34,589.12, 47,733.93 and 21,160.13

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Solution

The fourth proportional to 34,589.12, 47,733.93 and 21,160.13 is: 29,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.12 : 47,733.93 = 21,160.13 : x
  2. Step 2: Convert to fraction form
    34,589.12/47,733.93 = 21,160.13/x
  3. Step 3: Cross multiply
    34,589.12x = 47,733.93 × 21,160.13
  4. Step 4: Simplify right side
    34,589.12x = 1,010,055,925.54
  5. Step 5: Solve for x
    x = 1,010,055,925.54/34,589.12
  6. Step 6: Final answer
    x = 29,201.55

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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.