Home / 63,312.27-94,987.44-18,940.47

Finding the Fourth Proportional to 63,312.27, 94,987.44 and 18,940.47

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Solution

The fourth proportional to 63,312.27, 94,987.44 and 18,940.47 is: 28,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,312.27 : 94,987.44 = 18,940.47 : x
  2. Step 2: Convert to fraction form
    63,312.27/94,987.44 = 18,940.47/x
  3. Step 3: Cross multiply
    63,312.27x = 94,987.44 × 18,940.47
  4. Step 4: Simplify right side
    63,312.27x = 1,799,106,757.70
  5. Step 5: Solve for x
    x = 1,799,106,757.70/63,312.27
  6. Step 6: Final answer
    x = 28,416.40

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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.