Home / 14,097.12-21,139.28-6,710.52

Finding the Fourth Proportional to 14,097.12, 21,139.28 and 6,710.52

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Solution

The fourth proportional to 14,097.12, 21,139.28 and 6,710.52 is: 10,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.12 : 21,139.28 = 6,710.52 : x
  2. Step 2: Convert to fraction form
    14,097.12/21,139.28 = 6,710.52/x
  3. Step 3: Cross multiply
    14,097.12x = 21,139.28 × 6,710.52
  4. Step 4: Simplify right side
    14,097.12x = 141,855,561.23
  5. Step 5: Solve for x
    x = 141,855,561.23/14,097.12
  6. Step 6: Final answer
    x = 10,062.73

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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.