Home / 29,260.60-40,379.56-16,513.76

Finding the Fourth Proportional to 29,260.60, 40,379.56 and 16,513.76

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Solution

The fourth proportional to 29,260.60, 40,379.56 and 16,513.76 is: 22,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,260.60 : 40,379.56 = 16,513.76 : x
  2. Step 2: Convert to fraction form
    29,260.60/40,379.56 = 16,513.76/x
  3. Step 3: Cross multiply
    29,260.60x = 40,379.56 × 16,513.76
  4. Step 4: Simplify right side
    29,260.60x = 666,818,362.75
  5. Step 5: Solve for x
    x = 666,818,362.75/29,260.60
  6. Step 6: Final answer
    x = 22,788.95

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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.