Home / 16,876.18-23,279.90-10,157.76

Finding the Fourth Proportional to 16,876.18, 23,279.90 and 10,157.76

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Solution

The fourth proportional to 16,876.18, 23,279.90 and 10,157.76 is: 14,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.18 : 23,279.90 = 10,157.76 : x
  2. Step 2: Convert to fraction form
    16,876.18/23,279.90 = 10,157.76/x
  3. Step 3: Cross multiply
    16,876.18x = 23,279.90 × 10,157.76
  4. Step 4: Simplify right side
    16,876.18x = 236,471,637.02
  5. Step 5: Solve for x
    x = 236,471,637.02/16,876.18
  6. Step 6: Final answer
    x = 14,012.15

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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.