Home / 27,541.57-38,007.27-15,607.18

Finding the Fourth Proportional to 27,541.57, 38,007.27 and 15,607.18

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Solution

The fourth proportional to 27,541.57, 38,007.27 and 15,607.18 is: 21,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.57 : 38,007.27 = 15,607.18 : x
  2. Step 2: Convert to fraction form
    27,541.57/38,007.27 = 15,607.18/x
  3. Step 3: Cross multiply
    27,541.57x = 38,007.27 × 15,607.18
  4. Step 4: Simplify right side
    27,541.57x = 593,186,209.18
  5. Step 5: Solve for x
    x = 593,186,209.18/27,541.57
  6. Step 6: Final answer
    x = 21,537.85

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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.