Home / 14,309.40-21,462.90-4,448.52

Finding the Fourth Proportional to 14,309.40, 21,462.90 and 4,448.52

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Solution

The fourth proportional to 14,309.40, 21,462.90 and 4,448.52 is: 6,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.40 : 21,462.90 = 4,448.52 : x
  2. Step 2: Convert to fraction form
    14,309.40/21,462.90 = 4,448.52/x
  3. Step 3: Cross multiply
    14,309.40x = 21,462.90 × 4,448.52
  4. Step 4: Simplify right side
    14,309.40x = 95,478,139.91
  5. Step 5: Solve for x
    x = 95,478,139.91/14,309.40
  6. Step 6: Final answer
    x = 6,672.41

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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.