Home / 31,397.17-47,102.69-10,336.36

Finding the Fourth Proportional to 31,397.17, 47,102.69 and 10,336.36

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Solution

The fourth proportional to 31,397.17, 47,102.69 and 10,336.36 is: 15,506.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,397.17 : 47,102.69 = 10,336.36 : x
  2. Step 2: Convert to fraction form
    31,397.17/47,102.69 = 10,336.36/x
  3. Step 3: Cross multiply
    31,397.17x = 47,102.69 × 10,336.36
  4. Step 4: Simplify right side
    31,397.17x = 486,870,191.37
  5. Step 5: Solve for x
    x = 486,870,191.37/31,397.17
  6. Step 6: Final answer
    x = 15,506.82

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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.