Home / 35,908.90-53,853.32-21,473.78

Finding the Fourth Proportional to 35,908.90, 53,853.32 and 21,473.78

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Solution

The fourth proportional to 35,908.90, 53,853.32 and 21,473.78 is: 32,204.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908.90 : 53,853.32 = 21,473.78 : x
  2. Step 2: Convert to fraction form
    35,908.90/53,853.32 = 21,473.78/x
  3. Step 3: Cross multiply
    35,908.90x = 53,853.32 × 21,473.78
  4. Step 4: Simplify right side
    35,908.90x = 1,156,434,345.95
  5. Step 5: Solve for x
    x = 1,156,434,345.95/35,908.90
  6. Step 6: Final answer
    x = 32,204.67

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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.