Home / 31,409.95-43,346.10-17,262.82

Finding the Fourth Proportional to 31,409.95, 43,346.10 and 17,262.82

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Solution

The fourth proportional to 31,409.95, 43,346.10 and 17,262.82 is: 23,822.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409.95 : 43,346.10 = 17,262.82 : x
  2. Step 2: Convert to fraction form
    31,409.95/43,346.10 = 17,262.82/x
  3. Step 3: Cross multiply
    31,409.95x = 43,346.10 × 17,262.82
  4. Step 4: Simplify right side
    31,409.95x = 748,275,922.00
  5. Step 5: Solve for x
    x = 748,275,922.00/31,409.95
  6. Step 6: Final answer
    x = 23,822.89

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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.