Home / 21,760.07-32,569.49-11,750.90

Finding the Fourth Proportional to 21,760.07, 32,569.49 and 11,750.90

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Solution

The fourth proportional to 21,760.07, 32,569.49 and 11,750.90 is: 17,588.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,760.07 : 32,569.49 = 11,750.90 : x
  2. Step 2: Convert to fraction form
    21,760.07/32,569.49 = 11,750.90/x
  3. Step 3: Cross multiply
    21,760.07x = 32,569.49 × 11,750.90
  4. Step 4: Simplify right side
    21,760.07x = 382,720,686.57
  5. Step 5: Solve for x
    x = 382,720,686.57/21,760.07
  6. Step 6: Final answer
    x = 17,588.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.