Home / 38,443.76-53,051.18-22,538.80

Finding the Fourth Proportional to 38,443.76, 53,051.18 and 22,538.80

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Solution

The fourth proportional to 38,443.76, 53,051.18 and 22,538.80 is: 31,102.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,443.76 : 53,051.18 = 22,538.80 : x
  2. Step 2: Convert to fraction form
    38,443.76/53,051.18 = 22,538.80/x
  3. Step 3: Cross multiply
    38,443.76x = 53,051.18 × 22,538.80
  4. Step 4: Simplify right side
    38,443.76x = 1,195,709,935.78
  5. Step 5: Solve for x
    x = 1,195,709,935.78/38,443.76
  6. Step 6: Final answer
    x = 31,102.84

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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.