Home / 35,248.08-48,643-19,331.56

Finding the Fourth Proportional to 35,248.08, 48,643 and 19,331.56

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Solution

The fourth proportional to 35,248.08, 48,643 and 19,331.56 is: 26,677.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,248.08 : 48,643 = 19,331.56 : x
  2. Step 2: Convert to fraction form
    35,248.08/48,643 = 19,331.56/x
  3. Step 3: Cross multiply
    35,248.08x = 48,643 × 19,331.56
  4. Step 4: Simplify right side
    35,248.08x = 940,345,073.08
  5. Step 5: Solve for x
    x = 940,345,073.08/35,248.08
  6. Step 6: Final answer
    x = 26,677.91

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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.