Home / 30,644.18-42,287.99-17,032.16

Finding the Fourth Proportional to 30,644.18, 42,287.99 and 17,032.16

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Solution

The fourth proportional to 30,644.18, 42,287.99 and 17,032.16 is: 23,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644.18 : 42,287.99 = 17,032.16 : x
  2. Step 2: Convert to fraction form
    30,644.18/42,287.99 = 17,032.16/x
  3. Step 3: Cross multiply
    30,644.18x = 42,287.99 × 17,032.16
  4. Step 4: Simplify right side
    30,644.18x = 720,255,801.48
  5. Step 5: Solve for x
    x = 720,255,801.48/30,644.18
  6. Step 6: Final answer
    x = 23,503.83

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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.