Home / 31,277.96-43,152.86-17,839.55

Finding the Fourth Proportional to 31,277.96, 43,152.86 and 17,839.55

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Solution

The fourth proportional to 31,277.96, 43,152.86 and 17,839.55 is: 24,612.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277.96 : 43,152.86 = 17,839.55 : x
  2. Step 2: Convert to fraction form
    31,277.96/43,152.86 = 17,839.55/x
  3. Step 3: Cross multiply
    31,277.96x = 43,152.86 × 17,839.55
  4. Step 4: Simplify right side
    31,277.96x = 769,827,298.65
  5. Step 5: Solve for x
    x = 769,827,298.65/31,277.96
  6. Step 6: Final answer
    x = 24,612.46

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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.