Home / 29,720.08-41,013.48-16,291.18

Finding the Fourth Proportional to 29,720.08, 41,013.48 and 16,291.18

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Solution

The fourth proportional to 29,720.08, 41,013.48 and 16,291.18 is: 22,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.08 : 41,013.48 = 16,291.18 : x
  2. Step 2: Convert to fraction form
    29,720.08/41,013.48 = 16,291.18/x
  3. Step 3: Cross multiply
    29,720.08x = 41,013.48 × 16,291.18
  4. Step 4: Simplify right side
    29,720.08x = 668,157,985.11
  5. Step 5: Solve for x
    x = 668,157,985.11/29,720.08
  6. Step 6: Final answer
    x = 22,481.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.