Home / 31,074.04-42,880.53-17,644.96

Finding the Fourth Proportional to 31,074.04, 42,880.53 and 17,644.96

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Solution

The fourth proportional to 31,074.04, 42,880.53 and 17,644.96 is: 24,349.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,074.04 : 42,880.53 = 17,644.96 : x
  2. Step 2: Convert to fraction form
    31,074.04/42,880.53 = 17,644.96/x
  3. Step 3: Cross multiply
    31,074.04x = 42,880.53 × 17,644.96
  4. Step 4: Simplify right side
    31,074.04x = 756,625,236.63
  5. Step 5: Solve for x
    x = 756,625,236.63/31,074.04
  6. Step 6: Final answer
    x = 24,349.11

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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.