Home / 31,625.04-43,642.26-17,477.76

Finding the Fourth Proportional to 31,625.04, 43,642.26 and 17,477.76

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Solution

The fourth proportional to 31,625.04, 43,642.26 and 17,477.76 is: 24,119.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625.04 : 43,642.26 = 17,477.76 : x
  2. Step 2: Convert to fraction form
    31,625.04/43,642.26 = 17,477.76/x
  3. Step 3: Cross multiply
    31,625.04x = 43,642.26 × 17,477.76
  4. Step 4: Simplify right side
    31,625.04x = 762,768,946.14
  5. Step 5: Solve for x
    x = 762,768,946.14/31,625.04
  6. Step 6: Final answer
    x = 24,119.15

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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.