Home / 14,335.44-21,514.95-7,320.57

Finding the Fourth Proportional to 14,335.44, 21,514.95 and 7,320.57

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Solution

The fourth proportional to 14,335.44, 21,514.95 and 7,320.57 is: 10,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.44 : 21,514.95 = 7,320.57 : x
  2. Step 2: Convert to fraction form
    14,335.44/21,514.95 = 7,320.57/x
  3. Step 3: Cross multiply
    14,335.44x = 21,514.95 × 7,320.57
  4. Step 4: Simplify right side
    14,335.44x = 157,501,697.52
  5. Step 5: Solve for x
    x = 157,501,697.52/14,335.44
  6. Step 6: Final answer
    x = 10,986.88

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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.