Home / 40,284.49-60,428.26-15,319.89

Finding the Fourth Proportional to 40,284.49, 60,428.26 and 15,319.89

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Solution

The fourth proportional to 40,284.49, 60,428.26 and 15,319.89 is: 22,980.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284.49 : 60,428.26 = 15,319.89 : x
  2. Step 2: Convert to fraction form
    40,284.49/60,428.26 = 15,319.89/x
  3. Step 3: Cross multiply
    40,284.49x = 60,428.26 × 15,319.89
  4. Step 4: Simplify right side
    40,284.49x = 925,754,296.09
  5. Step 5: Solve for x
    x = 925,754,296.09/40,284.49
  6. Step 6: Final answer
    x = 22,980.41

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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.