Home / 29,347.92-40,490.28-16,763.76

Finding the Fourth Proportional to 29,347.92, 40,490.28 and 16,763.76

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Solution

The fourth proportional to 29,347.92, 40,490.28 and 16,763.76 is: 23,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,347.92 : 40,490.28 = 16,763.76 : x
  2. Step 2: Convert to fraction form
    29,347.92/40,490.28 = 16,763.76/x
  3. Step 3: Cross multiply
    29,347.92x = 40,490.28 × 16,763.76
  4. Step 4: Simplify right side
    29,347.92x = 678,769,336.25
  5. Step 5: Solve for x
    x = 678,769,336.25/29,347.92
  6. Step 6: Final answer
    x = 23,128.36

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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.