Home / 38,538.18-53,167.32-23,425.74

Finding the Fourth Proportional to 38,538.18, 53,167.32 and 23,425.74

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Solution

The fourth proportional to 38,538.18, 53,167.32 and 23,425.74 is: 32,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,538.18 : 53,167.32 = 23,425.74 : x
  2. Step 2: Convert to fraction form
    38,538.18/53,167.32 = 23,425.74/x
  3. Step 3: Cross multiply
    38,538.18x = 53,167.32 × 23,425.74
  4. Step 4: Simplify right side
    38,538.18x = 1,245,483,814.82
  5. Step 5: Solve for x
    x = 1,245,483,814.82/38,538.18
  6. Step 6: Final answer
    x = 32,318.18

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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.