Home / 39,570.55-54,607.68-23,438.75

Finding the Fourth Proportional to 39,570.55, 54,607.68 and 23,438.75

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Solution

The fourth proportional to 39,570.55, 54,607.68 and 23,438.75 is: 32,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570.55 : 54,607.68 = 23,438.75 : x
  2. Step 2: Convert to fraction form
    39,570.55/54,607.68 = 23,438.75/x
  3. Step 3: Cross multiply
    39,570.55x = 54,607.68 × 23,438.75
  4. Step 4: Simplify right side
    39,570.55x = 1,279,935,486.56
  5. Step 5: Solve for x
    x = 1,279,935,486.56/39,570.55
  6. Step 6: Final answer
    x = 32,345.66

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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.