Home / 31,448.36-43,398.80-17,302.08

Finding the Fourth Proportional to 31,448.36, 43,398.80 and 17,302.08

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Solution

The fourth proportional to 31,448.36, 43,398.80 and 17,302.08 is: 23,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,448.36 : 43,398.80 = 17,302.08 : x
  2. Step 2: Convert to fraction form
    31,448.36/43,398.80 = 17,302.08/x
  3. Step 3: Cross multiply
    31,448.36x = 43,398.80 × 17,302.08
  4. Step 4: Simplify right side
    31,448.36x = 750,889,509.50
  5. Step 5: Solve for x
    x = 750,889,509.50/31,448.36
  6. Step 6: Final answer
    x = 23,876.91

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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.