Home / 31,518.33-47,278.82-14,667.13

Finding the Fourth Proportional to 31,518.33, 47,278.82 and 14,667.13

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Solution

The fourth proportional to 31,518.33, 47,278.82 and 14,667.13 is: 22,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518.33 : 47,278.82 = 14,667.13 : x
  2. Step 2: Convert to fraction form
    31,518.33/47,278.82 = 14,667.13/x
  3. Step 3: Cross multiply
    31,518.33x = 47,278.82 × 14,667.13
  4. Step 4: Simplify right side
    31,518.33x = 693,444,599.19
  5. Step 5: Solve for x
    x = 693,444,599.19/31,518.33
  6. Step 6: Final answer
    x = 22,001.31

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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.