Home / 25,301.72-34,929.71-16,354.31

Finding the Fourth Proportional to 25,301.72, 34,929.71 and 16,354.31

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Solution

The fourth proportional to 25,301.72, 34,929.71 and 16,354.31 is: 22,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,301.72 : 34,929.71 = 16,354.31 : x
  2. Step 2: Convert to fraction form
    25,301.72/34,929.71 = 16,354.31/x
  3. Step 3: Cross multiply
    25,301.72x = 34,929.71 × 16,354.31
  4. Step 4: Simplify right side
    25,301.72x = 571,251,202.45
  5. Step 5: Solve for x
    x = 571,251,202.45/25,301.72
  6. Step 6: Final answer
    x = 22,577.57

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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.