Home / 60,637.11-90,997.28-21,194.25

Finding the Fourth Proportional to 60,637.11, 90,997.28 and 21,194.25

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Solution

The fourth proportional to 60,637.11, 90,997.28 and 21,194.25 is: 31,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,637.11 : 90,997.28 = 21,194.25 : x
  2. Step 2: Convert to fraction form
    60,637.11/90,997.28 = 21,194.25/x
  3. Step 3: Cross multiply
    60,637.11x = 90,997.28 × 21,194.25
  4. Step 4: Simplify right side
    60,637.11x = 1,928,618,995.67
  5. Step 5: Solve for x
    x = 1,928,618,995.67/60,637.11
  6. Step 6: Final answer
    x = 31,805.92

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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.