Home / 24,650.17-34,074.70-21,987.77

Finding the Fourth Proportional to 24,650.17, 34,074.70 and 21,987.77

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Solution

The fourth proportional to 24,650.17, 34,074.70 and 21,987.77 is: 30,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,650.17 : 34,074.70 = 21,987.77 : x
  2. Step 2: Convert to fraction form
    24,650.17/34,074.70 = 21,987.77/x
  3. Step 3: Cross multiply
    24,650.17x = 34,074.70 × 21,987.77
  4. Step 4: Simplify right side
    24,650.17x = 749,226,739.23
  5. Step 5: Solve for x
    x = 749,226,739.23/24,650.17
  6. Step 6: Final answer
    x = 30,394.39

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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.