Home / 14,291.52-21,446.40-10,386.24

Finding the Fourth Proportional to 14,291.52, 21,446.40 and 10,386.24

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Solution

The fourth proportional to 14,291.52, 21,446.40 and 10,386.24 is: 15,585.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291.52 : 21,446.40 = 10,386.24 : x
  2. Step 2: Convert to fraction form
    14,291.52/21,446.40 = 10,386.24/x
  3. Step 3: Cross multiply
    14,291.52x = 21,446.40 × 10,386.24
  4. Step 4: Simplify right side
    14,291.52x = 222,747,457.54
  5. Step 5: Solve for x
    x = 222,747,457.54/14,291.52
  6. Step 6: Final answer
    x = 15,585.99

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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.