Home / 42,680.36-64,027.45-16,028.42

Finding the Fourth Proportional to 42,680.36, 64,027.45 and 16,028.42

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Solution

The fourth proportional to 42,680.36, 64,027.45 and 16,028.42 is: 24,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,680.36 : 64,027.45 = 16,028.42 : x
  2. Step 2: Convert to fraction form
    42,680.36/64,027.45 = 16,028.42/x
  3. Step 3: Cross multiply
    42,680.36x = 64,027.45 × 16,028.42
  4. Step 4: Simplify right side
    42,680.36x = 1,026,258,980.13
  5. Step 5: Solve for x
    x = 1,026,258,980.13/42,680.36
  6. Step 6: Final answer
    x = 24,045.23

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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.