Home / 31,363.92-47,015.64-10,576.08

Finding the Fourth Proportional to 31,363.92, 47,015.64 and 10,576.08

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Solution

The fourth proportional to 31,363.92, 47,015.64 and 10,576.08 is: 15,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,363.92 : 47,015.64 = 10,576.08 : x
  2. Step 2: Convert to fraction form
    31,363.92/47,015.64 = 10,576.08/x
  3. Step 3: Cross multiply
    31,363.92x = 47,015.64 × 10,576.08
  4. Step 4: Simplify right side
    31,363.92x = 497,241,169.89
  5. Step 5: Solve for x
    x = 497,241,169.89/31,363.92
  6. Step 6: Final answer
    x = 15,853.92

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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.