Home / 14,237.14-19,646.23-7,862.71

Finding the Fourth Proportional to 14,237.14, 19,646.23 and 7,862.71

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Solution

The fourth proportional to 14,237.14, 19,646.23 and 7,862.71 is: 10,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.14 : 19,646.23 = 7,862.71 : x
  2. Step 2: Convert to fraction form
    14,237.14/19,646.23 = 7,862.71/x
  3. Step 3: Cross multiply
    14,237.14x = 19,646.23 × 7,862.71
  4. Step 4: Simplify right side
    14,237.14x = 154,472,609.08
  5. Step 5: Solve for x
    x = 154,472,609.08/14,237.14
  6. Step 6: Final answer
    x = 10,849.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.