Home / 16,363.61-22,578.31-11,319.74

Finding the Fourth Proportional to 16,363.61, 22,578.31 and 11,319.74

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Solution

The fourth proportional to 16,363.61, 22,578.31 and 11,319.74 is: 15,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,363.61 : 22,578.31 = 11,319.74 : x
  2. Step 2: Convert to fraction form
    16,363.61/22,578.31 = 11,319.74/x
  3. Step 3: Cross multiply
    16,363.61x = 22,578.31 × 11,319.74
  4. Step 4: Simplify right side
    16,363.61x = 255,580,598.84
  5. Step 5: Solve for x
    x = 255,580,598.84/16,363.61
  6. Step 6: Final answer
    x = 15,618.84

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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.