Home / 30,676.04-42,332.73-17,247.32

Finding the Fourth Proportional to 30,676.04, 42,332.73 and 17,247.32

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Solution

The fourth proportional to 30,676.04, 42,332.73 and 17,247.32 is: 23,801.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,676.04 : 42,332.73 = 17,247.32 : x
  2. Step 2: Convert to fraction form
    30,676.04/42,332.73 = 17,247.32/x
  3. Step 3: Cross multiply
    30,676.04x = 42,332.73 × 17,247.32
  4. Step 4: Simplify right side
    30,676.04x = 730,126,140.78
  5. Step 5: Solve for x
    x = 730,126,140.78/30,676.04
  6. Step 6: Final answer
    x = 23,801.19

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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.