Home / 19,470.26-29,216.64-8,224.76

Finding the Fourth Proportional to 19,470.26, 29,216.64 and 8,224.76

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Solution

The fourth proportional to 19,470.26, 29,216.64 and 8,224.76 is: 12,341.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470.26 : 29,216.64 = 8,224.76 : x
  2. Step 2: Convert to fraction form
    19,470.26/29,216.64 = 8,224.76/x
  3. Step 3: Cross multiply
    19,470.26x = 29,216.64 × 8,224.76
  4. Step 4: Simplify right side
    19,470.26x = 240,299,852.01
  5. Step 5: Solve for x
    x = 240,299,852.01/19,470.26
  6. Step 6: Final answer
    x = 12,341.89

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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.