Home / 16,929.15-23,363.54-9,376.18

Finding the Fourth Proportional to 16,929.15, 23,363.54 and 9,376.18

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Solution

The fourth proportional to 16,929.15, 23,363.54 and 9,376.18 is: 12,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.15 : 23,363.54 = 9,376.18 : x
  2. Step 2: Convert to fraction form
    16,929.15/23,363.54 = 9,376.18/x
  3. Step 3: Cross multiply
    16,929.15x = 23,363.54 × 9,376.18
  4. Step 4: Simplify right side
    16,929.15x = 219,060,756.48
  5. Step 5: Solve for x
    x = 219,060,756.48/16,929.15
  6. Step 6: Final answer
    x = 12,939.86

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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.