Home / 14,264.25-21,377.61-12,406.65

Finding the Fourth Proportional to 14,264.25, 21,377.61 and 12,406.65

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Solution

The fourth proportional to 14,264.25, 21,377.61 and 12,406.65 is: 18,593.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.25 : 21,377.61 = 12,406.65 : x
  2. Step 2: Convert to fraction form
    14,264.25/21,377.61 = 12,406.65/x
  3. Step 3: Cross multiply
    14,264.25x = 21,377.61 × 12,406.65
  4. Step 4: Simplify right side
    14,264.25x = 265,224,525.11
  5. Step 5: Solve for x
    x = 265,224,525.11/14,264.25
  6. Step 6: Final answer
    x = 18,593.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.