Home / 37,302.48-55,963.20-13,929.12

Finding the Fourth Proportional to 37,302.48, 55,963.20 and 13,929.12

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Solution

The fourth proportional to 37,302.48, 55,963.20 and 13,929.12 is: 20,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.48 : 55,963.20 = 13,929.12 : x
  2. Step 2: Convert to fraction form
    37,302.48/55,963.20 = 13,929.12/x
  3. Step 3: Cross multiply
    37,302.48x = 55,963.20 × 13,929.12
  4. Step 4: Simplify right side
    37,302.48x = 779,518,128.38
  5. Step 5: Solve for x
    x = 779,518,128.38/37,302.48
  6. Step 6: Final answer
    x = 20,897.22

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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.