Home / 29,346.48-40,483.13-18,724.95

Finding the Fourth Proportional to 29,346.48, 40,483.13 and 18,724.95

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Solution

The fourth proportional to 29,346.48, 40,483.13 and 18,724.95 is: 25,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,346.48 : 40,483.13 = 18,724.95 : x
  2. Step 2: Convert to fraction form
    29,346.48/40,483.13 = 18,724.95/x
  3. Step 3: Cross multiply
    29,346.48x = 40,483.13 × 18,724.95
  4. Step 4: Simplify right side
    29,346.48x = 758,044,491.47
  5. Step 5: Solve for x
    x = 758,044,491.47/29,346.48
  6. Step 6: Final answer
    x = 25,830.85

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1.5x scale

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.