Home / 31,476.16-43,437.09-17,329.01

Finding the Fourth Proportional to 31,476.16, 43,437.09 and 17,329.01

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Solution

The fourth proportional to 31,476.16, 43,437.09 and 17,329.01 is: 23,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.16 : 43,437.09 = 17,329.01 : x
  2. Step 2: Convert to fraction form
    31,476.16/43,437.09 = 17,329.01/x
  3. Step 3: Cross multiply
    31,476.16x = 43,437.09 × 17,329.01
  4. Step 4: Simplify right side
    31,476.16x = 752,721,614.78
  5. Step 5: Solve for x
    x = 752,721,614.78/31,476.16
  6. Step 6: Final answer
    x = 23,914.02

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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.