Home / 30,952.78-42,714.41-17,523.68

Finding the Fourth Proportional to 30,952.78, 42,714.41 and 17,523.68

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Solution

The fourth proportional to 30,952.78, 42,714.41 and 17,523.68 is: 24,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952.78 : 42,714.41 = 17,523.68 : x
  2. Step 2: Convert to fraction form
    30,952.78/42,714.41 = 17,523.68/x
  3. Step 3: Cross multiply
    30,952.78x = 42,714.41 × 17,523.68
  4. Step 4: Simplify right side
    30,952.78x = 748,513,802.82
  5. Step 5: Solve for x
    x = 748,513,802.82/30,952.78
  6. Step 6: Final answer
    x = 24,182.44

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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.