Home / 42,208.47-63,322.07-15,913.44

Finding the Fourth Proportional to 42,208.47, 63,322.07 and 15,913.44

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Solution

The fourth proportional to 42,208.47, 63,322.07 and 15,913.44 is: 23,873.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,208.47 : 63,322.07 = 15,913.44 : x
  2. Step 2: Convert to fraction form
    42,208.47/63,322.07 = 15,913.44/x
  3. Step 3: Cross multiply
    42,208.47x = 63,322.07 × 15,913.44
  4. Step 4: Simplify right side
    42,208.47x = 1,007,671,882.05
  5. Step 5: Solve for x
    x = 1,007,671,882.05/42,208.47
  6. Step 6: Final answer
    x = 23,873.69

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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.