Home / 14,445.90-21,667.86-4,057.65

Finding the Fourth Proportional to 14,445.90, 21,667.86 and 4,057.65

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Solution

The fourth proportional to 14,445.90, 21,667.86 and 4,057.65 is: 6,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.90 : 21,667.86 = 4,057.65 : x
  2. Step 2: Convert to fraction form
    14,445.90/21,667.86 = 4,057.65/x
  3. Step 3: Cross multiply
    14,445.90x = 21,667.86 × 4,057.65
  4. Step 4: Simplify right side
    14,445.90x = 87,920,592.13
  5. Step 5: Solve for x
    x = 87,920,592.13/14,445.90
  6. Step 6: Final answer
    x = 6,086.20

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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.