Home / 57,681.28-79,599.36-32,538.88

Finding the Fourth Proportional to 57,681.28, 79,599.36 and 32,538.88

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Solution

The fourth proportional to 57,681.28, 79,599.36 and 32,538.88 is: 44,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.28 : 79,599.36 = 32,538.88 : x
  2. Step 2: Convert to fraction form
    57,681.28/79,599.36 = 32,538.88/x
  3. Step 3: Cross multiply
    57,681.28x = 79,599.36 × 32,538.88
  4. Step 4: Simplify right side
    57,681.28x = 2,590,074,023.12
  5. Step 5: Solve for x
    x = 2,590,074,023.12/57,681.28
  6. Step 6: Final answer
    x = 44,903.20

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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.