Home / 31,764.95-43,832.70-17,615.06

Finding the Fourth Proportional to 31,764.95, 43,832.70 and 17,615.06

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Solution

The fourth proportional to 31,764.95, 43,832.70 and 17,615.06 is: 24,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,764.95 : 43,832.70 = 17,615.06 : x
  2. Step 2: Convert to fraction form
    31,764.95/43,832.70 = 17,615.06/x
  3. Step 3: Cross multiply
    31,764.95x = 43,832.70 × 17,615.06
  4. Step 4: Simplify right side
    31,764.95x = 772,115,640.46
  5. Step 5: Solve for x
    x = 772,115,640.46/31,764.95
  6. Step 6: Final answer
    x = 24,307.16

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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.