Home / 38,689.69-53,401.27-23,590.68

Finding the Fourth Proportional to 38,689.69, 53,401.27 and 23,590.68

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Solution

The fourth proportional to 38,689.69, 53,401.27 and 23,590.68 is: 32,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,689.69 : 53,401.27 = 23,590.68 : x
  2. Step 2: Convert to fraction form
    38,689.69/53,401.27 = 23,590.68/x
  3. Step 3: Cross multiply
    38,689.69x = 53,401.27 × 23,590.68
  4. Step 4: Simplify right side
    38,689.69x = 1,259,771,990.82
  5. Step 5: Solve for x
    x = 1,259,771,990.82/38,689.69
  6. Step 6: Final answer
    x = 32,560.92

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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.