Home / 15,420.27-23,130.47-3,733.47

Finding the Fourth Proportional to 15,420.27, 23,130.47 and 3,733.47

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Solution

The fourth proportional to 15,420.27, 23,130.47 and 3,733.47 is: 5,600.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,420.27 : 23,130.47 = 3,733.47 : x
  2. Step 2: Convert to fraction form
    15,420.27/23,130.47 = 3,733.47/x
  3. Step 3: Cross multiply
    15,420.27x = 23,130.47 × 3,733.47
  4. Step 4: Simplify right side
    15,420.27x = 86,356,897.16
  5. Step 5: Solve for x
    x = 86,356,897.16/15,420.27
  6. Step 6: Final answer
    x = 5,600.22

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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.