Home / 31,330.04-43,235.51-17,182.98

Finding the Fourth Proportional to 31,330.04, 43,235.51 and 17,182.98

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Solution

The fourth proportional to 31,330.04, 43,235.51 and 17,182.98 is: 23,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,330.04 : 43,235.51 = 17,182.98 : x
  2. Step 2: Convert to fraction form
    31,330.04/43,235.51 = 17,182.98/x
  3. Step 3: Cross multiply
    31,330.04x = 43,235.51 × 17,182.98
  4. Step 4: Simplify right side
    31,330.04x = 742,914,817.70
  5. Step 5: Solve for x
    x = 742,914,817.70/31,330.04
  6. Step 6: Final answer
    x = 23,712.54

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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.