Home / 31,613.04-43,623.84-17,465.76

Finding the Fourth Proportional to 31,613.04, 43,623.84 and 17,465.76

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Solution

The fourth proportional to 31,613.04, 43,623.84 and 17,465.76 is: 24,101.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,613.04 : 43,623.84 = 17,465.76 : x
  2. Step 2: Convert to fraction form
    31,613.04/43,623.84 = 17,465.76/x
  3. Step 3: Cross multiply
    31,613.04x = 43,623.84 × 17,465.76
  4. Step 4: Simplify right side
    31,613.04x = 761,923,519.72
  5. Step 5: Solve for x
    x = 761,923,519.72/31,613.04
  6. Step 6: Final answer
    x = 24,101.56

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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.