Home / 16,515.24-22,809.96-10,875.20

Finding the Fourth Proportional to 16,515.24, 22,809.96 and 10,875.20

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Solution

The fourth proportional to 16,515.24, 22,809.96 and 10,875.20 is: 15,020.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.24 : 22,809.96 = 10,875.20 : x
  2. Step 2: Convert to fraction form
    16,515.24/22,809.96 = 10,875.20/x
  3. Step 3: Cross multiply
    16,515.24x = 22,809.96 × 10,875.20
  4. Step 4: Simplify right side
    16,515.24x = 248,062,934.02
  5. Step 5: Solve for x
    x = 248,062,934.02/16,515.24
  6. Step 6: Final answer
    x = 15,020.24

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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.