Home / 16,587.18-22,901.22-12,803.76

Finding the Fourth Proportional to 16,587.18, 22,901.22 and 12,803.76

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Solution

The fourth proportional to 16,587.18, 22,901.22 and 12,803.76 is: 17,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.18 : 22,901.22 = 12,803.76 : x
  2. Step 2: Convert to fraction form
    16,587.18/22,901.22 = 12,803.76/x
  3. Step 3: Cross multiply
    16,587.18x = 22,901.22 × 12,803.76
  4. Step 4: Simplify right side
    16,587.18x = 293,221,724.59
  5. Step 5: Solve for x
    x = 293,221,724.59/16,587.18
  6. Step 6: Final answer
    x = 17,677.61

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Half scale
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Double scale
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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.