Home / 23,222.61-32,060.49-15,287.90

Finding the Fourth Proportional to 23,222.61, 32,060.49 and 15,287.90

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Solution

The fourth proportional to 23,222.61, 32,060.49 and 15,287.90 is: 21,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,222.61 : 32,060.49 = 15,287.90 : x
  2. Step 2: Convert to fraction form
    23,222.61/32,060.49 = 15,287.90/x
  3. Step 3: Cross multiply
    23,222.61x = 32,060.49 × 15,287.90
  4. Step 4: Simplify right side
    23,222.61x = 490,137,565.07
  5. Step 5: Solve for x
    x = 490,137,565.07/23,222.61
  6. Step 6: Final answer
    x = 21,106.05

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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.