Home / 19,581.32-29,334.99-15,177.22

Finding the Fourth Proportional to 19,581.32, 29,334.99 and 15,177.22

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Solution

The fourth proportional to 19,581.32, 29,334.99 and 15,177.22 is: 22,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581.32 : 29,334.99 = 15,177.22 : x
  2. Step 2: Convert to fraction form
    19,581.32/29,334.99 = 15,177.22/x
  3. Step 3: Cross multiply
    19,581.32x = 29,334.99 × 15,177.22
  4. Step 4: Simplify right side
    19,581.32x = 445,223,580.50
  5. Step 5: Solve for x
    x = 445,223,580.50/19,581.32
  6. Step 6: Final answer
    x = 22,737.16

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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.