Home / 15,649.29-21,592.50-8,932.77

Finding the Fourth Proportional to 15,649.29, 21,592.50 and 8,932.77

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Solution

The fourth proportional to 15,649.29, 21,592.50 and 8,932.77 is: 12,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649.29 : 21,592.50 = 8,932.77 : x
  2. Step 2: Convert to fraction form
    15,649.29/21,592.50 = 8,932.77/x
  3. Step 3: Cross multiply
    15,649.29x = 21,592.50 × 8,932.77
  4. Step 4: Simplify right side
    15,649.29x = 192,880,836.23
  5. Step 5: Solve for x
    x = 192,880,836.23/15,649.29
  6. Step 6: Final answer
    x = 12,325.21

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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.