Home / 27,092.12-37,386.26-15,155.20

Finding the Fourth Proportional to 27,092.12, 37,386.26 and 15,155.20

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Solution

The fourth proportional to 27,092.12, 37,386.26 and 15,155.20 is: 20,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,092.12 : 37,386.26 = 15,155.20 : x
  2. Step 2: Convert to fraction form
    27,092.12/37,386.26 = 15,155.20/x
  3. Step 3: Cross multiply
    27,092.12x = 37,386.26 × 15,155.20
  4. Step 4: Simplify right side
    27,092.12x = 566,596,275.34
  5. Step 5: Solve for x
    x = 566,596,275.34/27,092.12
  6. Step 6: Final answer
    x = 20,913.69

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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.