Home / 23,320.69-34,991.36-12,224.74

Finding the Fourth Proportional to 23,320.69, 34,991.36 and 12,224.74

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Solution

The fourth proportional to 23,320.69, 34,991.36 and 12,224.74 is: 18,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.69 : 34,991.36 = 12,224.74 : x
  2. Step 2: Convert to fraction form
    23,320.69/34,991.36 = 12,224.74/x
  3. Step 3: Cross multiply
    23,320.69x = 34,991.36 × 12,224.74
  4. Step 4: Simplify right side
    23,320.69x = 427,760,278.25
  5. Step 5: Solve for x
    x = 427,760,278.25/23,320.69
  6. Step 6: Final answer
    x = 18,342.52

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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.