Home / 16,521.64-22,785.30-10,854.76

Finding the Fourth Proportional to 16,521.64, 22,785.30 and 10,854.76

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Solution

The fourth proportional to 16,521.64, 22,785.30 and 10,854.76 is: 14,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.64 : 22,785.30 = 10,854.76 : x
  2. Step 2: Convert to fraction form
    16,521.64/22,785.30 = 10,854.76/x
  3. Step 3: Cross multiply
    16,521.64x = 22,785.30 × 10,854.76
  4. Step 4: Simplify right side
    16,521.64x = 247,328,963.03
  5. Step 5: Solve for x
    x = 247,328,963.03/16,521.64
  6. Step 6: Final answer
    x = 14,970.00

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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.