Home / 27,419.04-41,128.56-15,707.28

Finding the Fourth Proportional to 27,419.04, 41,128.56 and 15,707.28

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Solution

The fourth proportional to 27,419.04, 41,128.56 and 15,707.28 is: 23,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.04 : 41,128.56 = 15,707.28 : x
  2. Step 2: Convert to fraction form
    27,419.04/41,128.56 = 15,707.28/x
  3. Step 3: Cross multiply
    27,419.04x = 41,128.56 × 15,707.28
  4. Step 4: Simplify right side
    27,419.04x = 646,017,807.92
  5. Step 5: Solve for x
    x = 646,017,807.92/27,419.04
  6. Step 6: Final answer
    x = 23,560.92

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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.