Home / 31,754.06-43,819.95-17,606.78

Finding the Fourth Proportional to 31,754.06, 43,819.95 and 17,606.78

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Solution

The fourth proportional to 31,754.06, 43,819.95 and 17,606.78 is: 24,296.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,754.06 : 43,819.95 = 17,606.78 : x
  2. Step 2: Convert to fraction form
    31,754.06/43,819.95 = 17,606.78/x
  3. Step 3: Cross multiply
    31,754.06x = 43,819.95 × 17,606.78
  4. Step 4: Simplify right side
    31,754.06x = 771,528,219.26
  5. Step 5: Solve for x
    x = 771,528,219.26/31,754.06
  6. Step 6: Final answer
    x = 24,296.99

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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.