Home / 35,115.52-52,672.48-14,339.20

Finding the Fourth Proportional to 35,115.52, 52,672.48 and 14,339.20

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Solution

The fourth proportional to 35,115.52, 52,672.48 and 14,339.20 is: 21,508.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.52 : 52,672.48 = 14,339.20 : x
  2. Step 2: Convert to fraction form
    35,115.52/52,672.48 = 14,339.20/x
  3. Step 3: Cross multiply
    35,115.52x = 52,672.48 × 14,339.20
  4. Step 4: Simplify right side
    35,115.52x = 755,281,225.22
  5. Step 5: Solve for x
    x = 755,281,225.22/35,115.52
  6. Step 6: Final answer
    x = 21,508.47

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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.