Home / 31,743.70-47,613.66-14,208.82

Finding the Fourth Proportional to 31,743.70, 47,613.66 and 14,208.82

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Solution

The fourth proportional to 31,743.70, 47,613.66 and 14,208.82 is: 21,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,743.70 : 47,613.66 = 14,208.82 : x
  2. Step 2: Convert to fraction form
    31,743.70/47,613.66 = 14,208.82/x
  3. Step 3: Cross multiply
    31,743.70x = 47,613.66 × 14,208.82
  4. Step 4: Simplify right side
    31,743.70x = 676,533,924.48
  5. Step 5: Solve for x
    x = 676,533,924.48/31,743.70
  6. Step 6: Final answer
    x = 21,312.38

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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.