Home / 31,582.90-47,337.42-17,536.20

Finding the Fourth Proportional to 31,582.90, 47,337.42 and 17,536.20

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Solution

The fourth proportional to 31,582.90, 47,337.42 and 17,536.20 is: 26,283.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,582.90 : 47,337.42 = 17,536.20 : x
  2. Step 2: Convert to fraction form
    31,582.90/47,337.42 = 17,536.20/x
  3. Step 3: Cross multiply
    31,582.90x = 47,337.42 × 17,536.20
  4. Step 4: Simplify right side
    31,582.90x = 830,118,464.60
  5. Step 5: Solve for x
    x = 830,118,464.60/31,582.90
  6. Step 6: Final answer
    x = 26,283.79

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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.