Home / 29,031.20-43,514.40-14,985.80

Finding the Fourth Proportional to 29,031.20, 43,514.40 and 14,985.80

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Solution

The fourth proportional to 29,031.20, 43,514.40 and 14,985.80 is: 22,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,031.20 : 43,514.40 = 14,985.80 : x
  2. Step 2: Convert to fraction form
    29,031.20/43,514.40 = 14,985.80/x
  3. Step 3: Cross multiply
    29,031.20x = 43,514.40 × 14,985.80
  4. Step 4: Simplify right side
    29,031.20x = 652,098,095.52
  5. Step 5: Solve for x
    x = 652,098,095.52/29,031.20
  6. Step 6: Final answer
    x = 22,461.98

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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.