Home / 14,225.12-21,339.99-5,341.15

Finding the Fourth Proportional to 14,225.12, 21,339.99 and 5,341.15

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Solution

The fourth proportional to 14,225.12, 21,339.99 and 5,341.15 is: 8,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.12 : 21,339.99 = 5,341.15 : x
  2. Step 2: Convert to fraction form
    14,225.12/21,339.99 = 5,341.15/x
  3. Step 3: Cross multiply
    14,225.12x = 21,339.99 × 5,341.15
  4. Step 4: Simplify right side
    14,225.12x = 113,980,014.21
  5. Step 5: Solve for x
    x = 113,980,014.21/14,225.12
  6. Step 6: Final answer
    x = 8,012.59

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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.