Home / 31,336.64-47,000.33-9,144.06

Finding the Fourth Proportional to 31,336.64, 47,000.33 and 9,144.06

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Solution

The fourth proportional to 31,336.64, 47,000.33 and 9,144.06 is: 13,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,336.64 : 47,000.33 = 9,144.06 : x
  2. Step 2: Convert to fraction form
    31,336.64/47,000.33 = 9,144.06/x
  3. Step 3: Cross multiply
    31,336.64x = 47,000.33 × 9,144.06
  4. Step 4: Simplify right side
    31,336.64x = 429,773,701.29
  5. Step 5: Solve for x
    x = 429,773,701.29/31,336.64
  6. Step 6: Final answer
    x = 13,714.74

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1.5x scale

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.