Home / 18,030.52-26,936.45-15,078.28

Finding the Fourth Proportional to 18,030.52, 26,936.45 and 15,078.28

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Solution

The fourth proportional to 18,030.52, 26,936.45 and 15,078.28 is: 22,525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.52 : 26,936.45 = 15,078.28 : x
  2. Step 2: Convert to fraction form
    18,030.52/26,936.45 = 15,078.28/x
  3. Step 3: Cross multiply
    18,030.52x = 26,936.45 × 15,078.28
  4. Step 4: Simplify right side
    18,030.52x = 406,155,335.31
  5. Step 5: Solve for x
    x = 406,155,335.31/18,030.52
  6. Step 6: Final answer
    x = 22,525.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.