Home / 14,947.68-22,386.96-14,429.28

Finding the Fourth Proportional to 14,947.68, 22,386.96 and 14,429.28

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Solution

The fourth proportional to 14,947.68, 22,386.96 and 14,429.28 is: 21,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.68 : 22,386.96 = 14,429.28 : x
  2. Step 2: Convert to fraction form
    14,947.68/22,386.96 = 14,429.28/x
  3. Step 3: Cross multiply
    14,947.68x = 22,386.96 × 14,429.28
  4. Step 4: Simplify right side
    14,947.68x = 323,027,714.19
  5. Step 5: Solve for x
    x = 323,027,714.19/14,947.68
  6. Step 6: Final answer
    x = 21,610.56

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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.