Home / 14,470.48-21,713.36-6,678.24

Finding the Fourth Proportional to 14,470.48, 21,713.36 and 6,678.24

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Solution

The fourth proportional to 14,470.48, 21,713.36 and 6,678.24 is: 10,020.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.48 : 21,713.36 = 6,678.24 : x
  2. Step 2: Convert to fraction form
    14,470.48/21,713.36 = 6,678.24/x
  3. Step 3: Cross multiply
    14,470.48x = 21,713.36 × 6,678.24
  4. Step 4: Simplify right side
    14,470.48x = 145,007,029.29
  5. Step 5: Solve for x
    x = 145,007,029.29/14,470.48
  6. Step 6: Final answer
    x = 10,020.89

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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.