Home / 15,826.50-21,841.26-8,752.93

Finding the Fourth Proportional to 15,826.50, 21,841.26 and 8,752.93

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Solution

The fourth proportional to 15,826.50, 21,841.26 and 8,752.93 is: 12,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,826.50 : 21,841.26 = 8,752.93 : x
  2. Step 2: Convert to fraction form
    15,826.50/21,841.26 = 8,752.93/x
  3. Step 3: Cross multiply
    15,826.50x = 21,841.26 × 8,752.93
  4. Step 4: Simplify right side
    15,826.50x = 191,174,932.47
  5. Step 5: Solve for x
    x = 191,174,932.47/15,826.50
  6. Step 6: Final answer
    x = 12,079.42

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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.