Home / 14,422.44-19,920.64-10,437.24

Finding the Fourth Proportional to 14,422.44, 19,920.64 and 10,437.24

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Solution

The fourth proportional to 14,422.44, 19,920.64 and 10,437.24 is: 14,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.44 : 19,920.64 = 10,437.24 : x
  2. Step 2: Convert to fraction form
    14,422.44/19,920.64 = 10,437.24/x
  3. Step 3: Cross multiply
    14,422.44x = 19,920.64 × 10,437.24
  4. Step 4: Simplify right side
    14,422.44x = 207,916,500.63
  5. Step 5: Solve for x
    x = 207,916,500.63/14,422.44
  6. Step 6: Final answer
    x = 14,416.18

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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.