Home / 59,742.76-82,441.38-34,587.40

Finding the Fourth Proportional to 59,742.76, 82,441.38 and 34,587.40

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Solution

The fourth proportional to 59,742.76, 82,441.38 and 34,587.40 is: 47,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,742.76 : 82,441.38 = 34,587.40 : x
  2. Step 2: Convert to fraction form
    59,742.76/82,441.38 = 34,587.40/x
  3. Step 3: Cross multiply
    59,742.76x = 82,441.38 × 34,587.40
  4. Step 4: Simplify right side
    59,742.76x = 2,851,432,986.61
  5. Step 5: Solve for x
    x = 2,851,432,986.61/59,742.76
  6. Step 6: Final answer
    x = 47,728.51

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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.