Home / 14,862.42-20,512.17-8,574.93

Finding the Fourth Proportional to 14,862.42, 20,512.17 and 8,574.93

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Solution

The fourth proportional to 14,862.42, 20,512.17 and 8,574.93 is: 11,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,862.42 : 20,512.17 = 8,574.93 : x
  2. Step 2: Convert to fraction form
    14,862.42/20,512.17 = 8,574.93/x
  3. Step 3: Cross multiply
    14,862.42x = 20,512.17 × 8,574.93
  4. Step 4: Simplify right side
    14,862.42x = 175,890,421.90
  5. Step 5: Solve for x
    x = 175,890,421.90/14,862.42
  6. Step 6: Final answer
    x = 11,834.57

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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.