Home / 31,275.68-43,163.52-17,848.95

Finding the Fourth Proportional to 31,275.68, 43,163.52 and 17,848.95

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Solution

The fourth proportional to 31,275.68, 43,163.52 and 17,848.95 is: 24,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,275.68 : 43,163.52 = 17,848.95 : x
  2. Step 2: Convert to fraction form
    31,275.68/43,163.52 = 17,848.95/x
  3. Step 3: Cross multiply
    31,275.68x = 43,163.52 × 17,848.95
  4. Step 4: Simplify right side
    31,275.68x = 770,423,421.06
  5. Step 5: Solve for x
    x = 770,423,421.06/31,275.68
  6. Step 6: Final answer
    x = 24,633.31

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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.