Home / 31,769.15-47,560.10-27,828.11

Finding the Fourth Proportional to 31,769.15, 47,560.10 and 27,828.11

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Solution

The fourth proportional to 31,769.15, 47,560.10 and 27,828.11 is: 41,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.15 : 47,560.10 = 27,828.11 : x
  2. Step 2: Convert to fraction form
    31,769.15/47,560.10 = 27,828.11/x
  3. Step 3: Cross multiply
    31,769.15x = 47,560.10 × 27,828.11
  4. Step 4: Simplify right side
    31,769.15x = 1,323,507,674.17
  5. Step 5: Solve for x
    x = 1,323,507,674.17/31,769.15
  6. Step 6: Final answer
    x = 41,660.16

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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.