Home / 30,865.62-42,593.54-17,253.29

Finding the Fourth Proportional to 30,865.62, 42,593.54 and 17,253.29

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Solution

The fourth proportional to 30,865.62, 42,593.54 and 17,253.29 is: 23,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865.62 : 42,593.54 = 17,253.29 : x
  2. Step 2: Convert to fraction form
    30,865.62/42,593.54 = 17,253.29/x
  3. Step 3: Cross multiply
    30,865.62x = 42,593.54 × 17,253.29
  4. Step 4: Simplify right side
    30,865.62x = 734,878,398.51
  5. Step 5: Solve for x
    x = 734,878,398.51/30,865.62
  6. Step 6: Final answer
    x = 23,808.96

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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.