Home / 16,130.88-24,177.84-8,718.72

Finding the Fourth Proportional to 16,130.88, 24,177.84 and 8,718.72

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Solution

The fourth proportional to 16,130.88, 24,177.84 and 8,718.72 is: 13,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,130.88 : 24,177.84 = 8,718.72 : x
  2. Step 2: Convert to fraction form
    16,130.88/24,177.84 = 8,718.72/x
  3. Step 3: Cross multiply
    16,130.88x = 24,177.84 × 8,718.72
  4. Step 4: Simplify right side
    16,130.88x = 210,799,817.16
  5. Step 5: Solve for x
    x = 210,799,817.16/16,130.88
  6. Step 6: Final answer
    x = 13,068.09

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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.