Home / 35,488.80-53,122.46-26,139.38

Finding the Fourth Proportional to 35,488.80, 53,122.46 and 26,139.38

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Solution

The fourth proportional to 35,488.80, 53,122.46 and 26,139.38 is: 39,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,488.80 : 53,122.46 = 26,139.38 : x
  2. Step 2: Convert to fraction form
    35,488.80/53,122.46 = 26,139.38/x
  3. Step 3: Cross multiply
    35,488.80x = 53,122.46 × 26,139.38
  4. Step 4: Simplify right side
    35,488.80x = 1,388,587,772.17
  5. Step 5: Solve for x
    x = 1,388,587,772.17/35,488.80
  6. Step 6: Final answer
    x = 39,127.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.