Home / 23,429.32-32,332.98-12,818.95

Finding the Fourth Proportional to 23,429.32, 32,332.98 and 12,818.95

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Solution

The fourth proportional to 23,429.32, 32,332.98 and 12,818.95 is: 17,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.32 : 32,332.98 = 12,818.95 : x
  2. Step 2: Convert to fraction form
    23,429.32/32,332.98 = 12,818.95/x
  3. Step 3: Cross multiply
    23,429.32x = 32,332.98 × 12,818.95
  4. Step 4: Simplify right side
    23,429.32x = 414,474,853.97
  5. Step 5: Solve for x
    x = 414,474,853.97/23,429.32
  6. Step 6: Final answer
    x = 17,690.43

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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.