Home / 51,944.33-71,666.33-31,780.19

Finding the Fourth Proportional to 51,944.33, 71,666.33 and 31,780.19

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Solution

The fourth proportional to 51,944.33, 71,666.33 and 31,780.19 is: 43,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,944.33 : 71,666.33 = 31,780.19 : x
  2. Step 2: Convert to fraction form
    51,944.33/71,666.33 = 31,780.19/x
  3. Step 3: Cross multiply
    51,944.33x = 71,666.33 × 31,780.19
  4. Step 4: Simplify right side
    51,944.33x = 2,277,569,066.77
  5. Step 5: Solve for x
    x = 2,277,569,066.77/51,944.33
  6. Step 6: Final answer
    x = 43,846.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.