Home / 19,334.49-28,961.43-15,565.96

Finding the Fourth Proportional to 19,334.49, 28,961.43 and 15,565.96

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Solution

The fourth proportional to 19,334.49, 28,961.43 and 15,565.96 is: 23,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.49 : 28,961.43 = 15,565.96 : x
  2. Step 2: Convert to fraction form
    19,334.49/28,961.43 = 15,565.96/x
  3. Step 3: Cross multiply
    19,334.49x = 28,961.43 × 15,565.96
  4. Step 4: Simplify right side
    19,334.49x = 450,812,460.92
  5. Step 5: Solve for x
    x = 450,812,460.92/19,334.49
  6. Step 6: Final answer
    x = 23,316.49

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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.