Home / 40,069.15-55,296.41-22,164.50

Finding the Fourth Proportional to 40,069.15, 55,296.41 and 22,164.50

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Solution

The fourth proportional to 40,069.15, 55,296.41 and 22,164.50 is: 30,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069.15 : 55,296.41 = 22,164.50 : x
  2. Step 2: Convert to fraction form
    40,069.15/55,296.41 = 22,164.50/x
  3. Step 3: Cross multiply
    40,069.15x = 55,296.41 × 22,164.50
  4. Step 4: Simplify right side
    40,069.15x = 1,225,617,306.86
  5. Step 5: Solve for x
    x = 1,225,617,306.86/40,069.15
  6. Step 6: Final answer
    x = 30,587.56

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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.