Home / 40,055.24-55,276.59-22,151.45

Finding the Fourth Proportional to 40,055.24, 55,276.59 and 22,151.45

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Solution

The fourth proportional to 40,055.24, 55,276.59 and 22,151.45 is: 30,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055.24 : 55,276.59 = 22,151.45 : x
  2. Step 2: Convert to fraction form
    40,055.24/55,276.59 = 22,151.45/x
  3. Step 3: Cross multiply
    40,055.24x = 55,276.59 × 22,151.45
  4. Step 4: Simplify right side
    40,055.24x = 1,224,456,343.17
  5. Step 5: Solve for x
    x = 1,224,456,343.17/40,055.24
  6. Step 6: Final answer
    x = 30,569.20

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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.