Home / 45,417.92-68,155.43-17,340.89

Finding the Fourth Proportional to 45,417.92, 68,155.43 and 17,340.89

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Solution

The fourth proportional to 45,417.92, 68,155.43 and 17,340.89 is: 26,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,417.92 : 68,155.43 = 17,340.89 : x
  2. Step 2: Convert to fraction form
    45,417.92/68,155.43 = 17,340.89/x
  3. Step 3: Cross multiply
    45,417.92x = 68,155.43 × 17,340.89
  4. Step 4: Simplify right side
    45,417.92x = 1,181,875,387.05
  5. Step 5: Solve for x
    x = 1,181,875,387.05/45,417.92
  6. Step 6: Final answer
    x = 26,022.23

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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.