Home / 40,312.73-60,448.36-18,107.05

Finding the Fourth Proportional to 40,312.73, 60,448.36 and 18,107.05

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Solution

The fourth proportional to 40,312.73, 60,448.36 and 18,107.05 is: 27,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.73 : 60,448.36 = 18,107.05 : x
  2. Step 2: Convert to fraction form
    40,312.73/60,448.36 = 18,107.05/x
  3. Step 3: Cross multiply
    40,312.73x = 60,448.36 × 18,107.05
  4. Step 4: Simplify right side
    40,312.73x = 1,094,541,476.94
  5. Step 5: Solve for x
    x = 1,094,541,476.94/40,312.73
  6. Step 6: Final answer
    x = 27,151.26

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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.