Home / 23,748.80-35,430.08-20,264

Finding the Fourth Proportional to 23,748.80, 35,430.08 and 20,264

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Solution

The fourth proportional to 23,748.80, 35,430.08 and 20,264 is: 30,231.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,748.80 : 35,430.08 = 20,264 : x
  2. Step 2: Convert to fraction form
    23,748.80/35,430.08 = 20,264/x
  3. Step 3: Cross multiply
    23,748.80x = 35,430.08 × 20,264
  4. Step 4: Simplify right side
    23,748.80x = 717,955,141.12
  5. Step 5: Solve for x
    x = 717,955,141.12/23,748.80
  6. Step 6: Final answer
    x = 30,231.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.