Home / 16,869.12-23,281.20-10,583.52

Finding the Fourth Proportional to 16,869.12, 23,281.20 and 10,583.52

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Solution

The fourth proportional to 16,869.12, 23,281.20 and 10,583.52 is: 14,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.12 : 23,281.20 = 10,583.52 : x
  2. Step 2: Convert to fraction form
    16,869.12/23,281.20 = 10,583.52/x
  3. Step 3: Cross multiply
    16,869.12x = 23,281.20 × 10,583.52
  4. Step 4: Simplify right side
    16,869.12x = 246,397,045.82
  5. Step 5: Solve for x
    x = 246,397,045.82/16,869.12
  6. Step 6: Final answer
    x = 14,606.40

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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.