Home / 53,663.17-80,476.53-18,594.64

Finding the Fourth Proportional to 53,663.17, 80,476.53 and 18,594.64

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Solution

The fourth proportional to 53,663.17, 80,476.53 and 18,594.64 is: 27,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,663.17 : 80,476.53 = 18,594.64 : x
  2. Step 2: Convert to fraction form
    53,663.17/80,476.53 = 18,594.64/x
  3. Step 3: Cross multiply
    53,663.17x = 80,476.53 × 18,594.64
  4. Step 4: Simplify right side
    53,663.17x = 1,496,432,103.80
  5. Step 5: Solve for x
    x = 1,496,432,103.80/53,663.17
  6. Step 6: Final answer
    x = 27,885.64

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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.