Home / 16,327.16-22,531.74-9,521.00

Finding the Fourth Proportional to 16,327.16, 22,531.74 and 9,521.00

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Solution

The fourth proportional to 16,327.16, 22,531.74 and 9,521.00 is: 13,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,327.16 : 22,531.74 = 9,521.00 : x
  2. Step 2: Convert to fraction form
    16,327.16/22,531.74 = 9,521.00/x
  3. Step 3: Cross multiply
    16,327.16x = 22,531.74 × 9,521.00
  4. Step 4: Simplify right side
    16,327.16x = 214,524,752.87
  5. Step 5: Solve for x
    x = 214,524,752.87/16,327.16
  6. Step 6: Final answer
    x = 13,139.13

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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.