Home / 40,041.06-55,255.59-22,134.84

Finding the Fourth Proportional to 40,041.06, 55,255.59 and 22,134.84

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Solution

The fourth proportional to 40,041.06, 55,255.59 and 22,134.84 is: 30,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041.06 : 55,255.59 = 22,134.84 : x
  2. Step 2: Convert to fraction form
    40,041.06/55,255.59 = 22,134.84/x
  3. Step 3: Cross multiply
    40,041.06x = 55,255.59 × 22,134.84
  4. Step 4: Simplify right side
    40,041.06x = 1,223,073,643.76
  5. Step 5: Solve for x
    x = 1,223,073,643.76/40,041.06
  6. Step 6: Final answer
    x = 30,545.49

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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.