Home / 31,362.18-43,277.86-17,214.92

Finding the Fourth Proportional to 31,362.18, 43,277.86 and 17,214.92

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Solution

The fourth proportional to 31,362.18, 43,277.86 and 17,214.92 is: 23,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,362.18 : 43,277.86 = 17,214.92 : x
  2. Step 2: Convert to fraction form
    31,362.18/43,277.86 = 17,214.92/x
  3. Step 3: Cross multiply
    31,362.18x = 43,277.86 × 17,214.92
  4. Step 4: Simplify right side
    31,362.18x = 745,024,897.67
  5. Step 5: Solve for x
    x = 745,024,897.67/31,362.18
  6. Step 6: Final answer
    x = 23,755.52

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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.