Home / 39,398.10-59,108.74-18,350.48

Finding the Fourth Proportional to 39,398.10, 59,108.74 and 18,350.48

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Solution

The fourth proportional to 39,398.10, 59,108.74 and 18,350.48 is: 27,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.10 : 59,108.74 = 18,350.48 : x
  2. Step 2: Convert to fraction form
    39,398.10/59,108.74 = 18,350.48/x
  3. Step 3: Cross multiply
    39,398.10x = 59,108.74 × 18,350.48
  4. Step 4: Simplify right side
    39,398.10x = 1,084,673,853.09
  5. Step 5: Solve for x
    x = 1,084,673,853.09/39,398.10
  6. Step 6: Final answer
    x = 27,531.12

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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.