Home / 31,559.64-47,324.88-11,824.08

Finding the Fourth Proportional to 31,559.64, 47,324.88 and 11,824.08

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Solution

The fourth proportional to 31,559.64, 47,324.88 and 11,824.08 is: 17,730.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559.64 : 47,324.88 = 11,824.08 : x
  2. Step 2: Convert to fraction form
    31,559.64/47,324.88 = 11,824.08/x
  3. Step 3: Cross multiply
    31,559.64x = 47,324.88 × 11,824.08
  4. Step 4: Simplify right side
    31,559.64x = 559,573,167.11
  5. Step 5: Solve for x
    x = 559,573,167.11/31,559.64
  6. Step 6: Final answer
    x = 17,730.66

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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.