Home / 16,013.80-23,988.86-12,534.76

Finding the Fourth Proportional to 16,013.80, 23,988.86 and 12,534.76

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Solution

The fourth proportional to 16,013.80, 23,988.86 and 12,534.76 is: 18,777.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,013.80 : 23,988.86 = 12,534.76 : x
  2. Step 2: Convert to fraction form
    16,013.80/23,988.86 = 12,534.76/x
  3. Step 3: Cross multiply
    16,013.80x = 23,988.86 × 12,534.76
  4. Step 4: Simplify right side
    16,013.80x = 300,694,602.77
  5. Step 5: Solve for x
    x = 300,694,602.77/16,013.80
  6. Step 6: Final answer
    x = 18,777.22

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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.