Home / 31,106.80-46,624.04-17,789.16

Finding the Fourth Proportional to 31,106.80, 46,624.04 and 17,789.16

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Solution

The fourth proportional to 31,106.80, 46,624.04 and 17,789.16 is: 26,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,106.80 : 46,624.04 = 17,789.16 : x
  2. Step 2: Convert to fraction form
    31,106.80/46,624.04 = 17,789.16/x
  3. Step 3: Cross multiply
    31,106.80x = 46,624.04 × 17,789.16
  4. Step 4: Simplify right side
    31,106.80x = 829,402,507.41
  5. Step 5: Solve for x
    x = 829,402,507.41/31,106.80
  6. Step 6: Final answer
    x = 26,663.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.