Home / 15,783.49-23,672.43-5,252.47

Finding the Fourth Proportional to 15,783.49, 23,672.43 and 5,252.47

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Solution

The fourth proportional to 15,783.49, 23,672.43 and 5,252.47 is: 7,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,783.49 : 23,672.43 = 5,252.47 : x
  2. Step 2: Convert to fraction form
    15,783.49/23,672.43 = 5,252.47/x
  3. Step 3: Cross multiply
    15,783.49x = 23,672.43 × 5,252.47
  4. Step 4: Simplify right side
    15,783.49x = 124,338,728.40
  5. Step 5: Solve for x
    x = 124,338,728.40/15,783.49
  6. Step 6: Final answer
    x = 7,877.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.