Home / 19,705.68-29,581.92-15,548.67

Finding the Fourth Proportional to 19,705.68, 29,581.92 and 15,548.67

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Solution

The fourth proportional to 19,705.68, 29,581.92 and 15,548.67 is: 23,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.68 : 29,581.92 = 15,548.67 : x
  2. Step 2: Convert to fraction form
    19,705.68/29,581.92 = 15,548.67/x
  3. Step 3: Cross multiply
    19,705.68x = 29,581.92 × 15,548.67
  4. Step 4: Simplify right side
    19,705.68x = 459,959,512.05
  5. Step 5: Solve for x
    x = 459,959,512.05/19,705.68
  6. Step 6: Final answer
    x = 23,341.47

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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.