Home / 14,825.31-20,423.79-10,341.15

Finding the Fourth Proportional to 14,825.31, 20,423.79 and 10,341.15

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Solution

The fourth proportional to 14,825.31, 20,423.79 and 10,341.15 is: 14,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.31 : 20,423.79 = 10,341.15 : x
  2. Step 2: Convert to fraction form
    14,825.31/20,423.79 = 10,341.15/x
  3. Step 3: Cross multiply
    14,825.31x = 20,423.79 × 10,341.15
  4. Step 4: Simplify right side
    14,825.31x = 211,205,475.96
  5. Step 5: Solve for x
    x = 211,205,475.96/14,825.31
  6. Step 6: Final answer
    x = 14,246.28

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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.