Home / 15,983.74-22,060.38-10,020.52

Finding the Fourth Proportional to 15,983.74, 22,060.38 and 10,020.52

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Solution

The fourth proportional to 15,983.74, 22,060.38 and 10,020.52 is: 13,830.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.74 : 22,060.38 = 10,020.52 : x
  2. Step 2: Convert to fraction form
    15,983.74/22,060.38 = 10,020.52/x
  3. Step 3: Cross multiply
    15,983.74x = 22,060.38 × 10,020.52
  4. Step 4: Simplify right side
    15,983.74x = 221,056,479.00
  5. Step 5: Solve for x
    x = 221,056,479.00/15,983.74
  6. Step 6: Final answer
    x = 13,830.08

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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.