Home / 34,393.68-47,443.11-21,626.62

Finding the Fourth Proportional to 34,393.68, 47,443.11 and 21,626.62

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Solution

The fourth proportional to 34,393.68, 47,443.11 and 21,626.62 is: 29,832.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,393.68 : 47,443.11 = 21,626.62 : x
  2. Step 2: Convert to fraction form
    34,393.68/47,443.11 = 21,626.62/x
  3. Step 3: Cross multiply
    34,393.68x = 47,443.11 × 21,626.62
  4. Step 4: Simplify right side
    34,393.68x = 1,026,034,111.59
  5. Step 5: Solve for x
    x = 1,026,034,111.59/34,393.68
  6. Step 6: Final answer
    x = 29,832.05

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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.