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Finding the Fourth Proportional to 38,494.08, 53,122.08 and 22,578.88

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Solution

The fourth proportional to 38,494.08, 53,122.08 and 22,578.88 is: 31,159.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,494.08 : 53,122.08 = 22,578.88 : x
  2. Step 2: Convert to fraction form
    38,494.08/53,122.08 = 22,578.88/x
  3. Step 3: Cross multiply
    38,494.08x = 53,122.08 × 22,578.88
  4. Step 4: Simplify right side
    38,494.08x = 1,199,437,069.67
  5. Step 5: Solve for x
    x = 1,199,437,069.67/38,494.08
  6. Step 6: Final answer
    x = 31,159.00

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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.