Home / 47,680.42-71,526.91-17,690.58

Finding the Fourth Proportional to 47,680.42, 71,526.91 and 17,690.58

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Solution

The fourth proportional to 47,680.42, 71,526.91 and 17,690.58 is: 26,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,680.42 : 71,526.91 = 17,690.58 : x
  2. Step 2: Convert to fraction form
    47,680.42/71,526.91 = 17,690.58/x
  3. Step 3: Cross multiply
    47,680.42x = 71,526.91 × 17,690.58
  4. Step 4: Simplify right side
    47,680.42x = 1,265,352,523.51
  5. Step 5: Solve for x
    x = 1,265,352,523.51/47,680.42
  6. Step 6: Final answer
    x = 26,538.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.