Home / 29,820.10-41,151-16,207.72

Finding the Fourth Proportional to 29,820.10, 41,151 and 16,207.72

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Solution

The fourth proportional to 29,820.10, 41,151 and 16,207.72 is: 22,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.10 : 41,151 = 16,207.72 : x
  2. Step 2: Convert to fraction form
    29,820.10/41,151 = 16,207.72/x
  3. Step 3: Cross multiply
    29,820.10x = 41,151 × 16,207.72
  4. Step 4: Simplify right side
    29,820.10x = 666,963,885.72
  5. Step 5: Solve for x
    x = 666,963,885.72/29,820.10
  6. Step 6: Final answer
    x = 22,366.25

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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.