Home / 25,856.01-35,686.98-16,422.75

Finding the Fourth Proportional to 25,856.01, 35,686.98 and 16,422.75

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Solution

The fourth proportional to 25,856.01, 35,686.98 and 16,422.75 is: 22,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,856.01 : 35,686.98 = 16,422.75 : x
  2. Step 2: Convert to fraction form
    25,856.01/35,686.98 = 16,422.75/x
  3. Step 3: Cross multiply
    25,856.01x = 35,686.98 × 16,422.75
  4. Step 4: Simplify right side
    25,856.01x = 586,078,350.80
  5. Step 5: Solve for x
    x = 586,078,350.80/25,856.01
  6. Step 6: Final answer
    x = 22,667.01

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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.