Home / 31,710.89-47,568.16-10,650.08

Finding the Fourth Proportional to 31,710.89, 47,568.16 and 10,650.08

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Solution

The fourth proportional to 31,710.89, 47,568.16 and 10,650.08 is: 15,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,710.89 : 47,568.16 = 10,650.08 : x
  2. Step 2: Convert to fraction form
    31,710.89/47,568.16 = 10,650.08/x
  3. Step 3: Cross multiply
    31,710.89x = 47,568.16 × 10,650.08
  4. Step 4: Simplify right side
    31,710.89x = 506,604,841.69
  5. Step 5: Solve for x
    x = 506,604,841.69/31,710.89
  6. Step 6: Final answer
    x = 15,975.74

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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.