Home / 40,053.67-55,266.05-22,145.22

Finding the Fourth Proportional to 40,053.67, 55,266.05 and 22,145.22

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Solution

The fourth proportional to 40,053.67, 55,266.05 and 22,145.22 is: 30,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,053.67 : 55,266.05 = 22,145.22 : x
  2. Step 2: Convert to fraction form
    40,053.67/55,266.05 = 22,145.22/x
  3. Step 3: Cross multiply
    40,053.67x = 55,266.05 × 22,145.22
  4. Step 4: Simplify right side
    40,053.67x = 1,223,878,891.14
  5. Step 5: Solve for x
    x = 1,223,878,891.14/40,053.67
  6. Step 6: Final answer
    x = 30,555.98

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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.