Home / 19,914.95-29,873.96-5,124.01

Finding the Fourth Proportional to 19,914.95, 29,873.96 and 5,124.01

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Solution

The fourth proportional to 19,914.95, 29,873.96 and 5,124.01 is: 7,686.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.95 : 29,873.96 = 5,124.01 : x
  2. Step 2: Convert to fraction form
    19,914.95/29,873.96 = 5,124.01/x
  3. Step 3: Cross multiply
    19,914.95x = 29,873.96 × 5,124.01
  4. Step 4: Simplify right side
    19,914.95x = 153,074,469.78
  5. Step 5: Solve for x
    x = 153,074,469.78/19,914.95
  6. Step 6: Final answer
    x = 7,686.41

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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.