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Finding the Fourth Proportional to 14,655, 20,224.14 and 10,470.36

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Solution

The fourth proportional to 14,655, 20,224.14 and 10,470.36 is: 14,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655 : 20,224.14 = 10,470.36 : x
  2. Step 2: Convert to fraction form
    14,655/20,224.14 = 10,470.36/x
  3. Step 3: Cross multiply
    14,655x = 20,224.14 × 10,470.36
  4. Step 4: Simplify right side
    14,655x = 211,754,026.49
  5. Step 5: Solve for x
    x = 211,754,026.49/14,655
  6. Step 6: Final answer
    x = 14,449.27

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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.