Home / 31,555.89-47,336.36-10,495.17

Finding the Fourth Proportional to 31,555.89, 47,336.36 and 10,495.17

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Solution

The fourth proportional to 31,555.89, 47,336.36 and 10,495.17 is: 15,743.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,555.89 : 47,336.36 = 10,495.17 : x
  2. Step 2: Convert to fraction form
    31,555.89/47,336.36 = 10,495.17/x
  3. Step 3: Cross multiply
    31,555.89x = 47,336.36 × 10,495.17
  4. Step 4: Simplify right side
    31,555.89x = 496,803,092.91
  5. Step 5: Solve for x
    x = 496,803,092.91/31,555.89
  6. Step 6: Final answer
    x = 15,743.59

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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.