Home / 27,609.51-41,428.61-15,135.41

Finding the Fourth Proportional to 27,609.51, 41,428.61 and 15,135.41

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Solution

The fourth proportional to 27,609.51, 41,428.61 and 15,135.41 is: 22,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,609.51 : 41,428.61 = 15,135.41 : x
  2. Step 2: Convert to fraction form
    27,609.51/41,428.61 = 15,135.41/x
  3. Step 3: Cross multiply
    27,609.51x = 41,428.61 × 15,135.41
  4. Step 4: Simplify right side
    27,609.51x = 627,038,934.83
  5. Step 5: Solve for x
    x = 627,038,934.83/27,609.51
  6. Step 6: Final answer
    x = 22,710.98

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1.5x scale

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.