Home / 23,259.20-34,642.50-23,145.90

Finding the Fourth Proportional to 23,259.20, 34,642.50 and 23,145.90

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Solution

The fourth proportional to 23,259.20, 34,642.50 and 23,145.90 is: 34,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,259.20 : 34,642.50 = 23,145.90 : x
  2. Step 2: Convert to fraction form
    23,259.20/34,642.50 = 23,145.90/x
  3. Step 3: Cross multiply
    23,259.20x = 34,642.50 × 23,145.90
  4. Step 4: Simplify right side
    23,259.20x = 801,831,840.75
  5. Step 5: Solve for x
    x = 801,831,840.75/23,259.20
  6. Step 6: Final answer
    x = 34,473.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.