Home / 31,397.40-47,096.22-10,635.48

Finding the Fourth Proportional to 31,397.40, 47,096.22 and 10,635.48

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Solution

The fourth proportional to 31,397.40, 47,096.22 and 10,635.48 is: 15,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,397.40 : 47,096.22 = 10,635.48 : x
  2. Step 2: Convert to fraction form
    31,397.40/47,096.22 = 10,635.48/x
  3. Step 3: Cross multiply
    31,397.40x = 47,096.22 × 10,635.48
  4. Step 4: Simplify right side
    31,397.40x = 500,890,905.89
  5. Step 5: Solve for x
    x = 500,890,905.89/31,397.40
  6. Step 6: Final answer
    x = 15,953.26

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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.