Home / 27,995.16-41,972.14-13,195.72

Finding the Fourth Proportional to 27,995.16, 41,972.14 and 13,195.72

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Solution

The fourth proportional to 27,995.16, 41,972.14 and 13,195.72 is: 19,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995.16 : 41,972.14 = 13,195.72 : x
  2. Step 2: Convert to fraction form
    27,995.16/41,972.14 = 13,195.72/x
  3. Step 3: Cross multiply
    27,995.16x = 41,972.14 × 13,195.72
  4. Step 4: Simplify right side
    27,995.16x = 553,852,607.24
  5. Step 5: Solve for x
    x = 553,852,607.24/27,995.16
  6. Step 6: Final answer
    x = 19,783.87

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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.