Home / 14,058.28-21,079.67-4,693.36

Finding the Fourth Proportional to 14,058.28, 21,079.67 and 4,693.36

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Solution

The fourth proportional to 14,058.28, 21,079.67 and 4,693.36 is: 7,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.28 : 21,079.67 = 4,693.36 : x
  2. Step 2: Convert to fraction form
    14,058.28/21,079.67 = 4,693.36/x
  3. Step 3: Cross multiply
    14,058.28x = 21,079.67 × 4,693.36
  4. Step 4: Simplify right side
    14,058.28x = 98,934,456.55
  5. Step 5: Solve for x
    x = 98,934,456.55/14,058.28
  6. Step 6: Final answer
    x = 7,037.45

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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.