Home / 25,916.02-38,867.55-7,448.02

Finding the Fourth Proportional to 25,916.02, 38,867.55 and 7,448.02

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Solution

The fourth proportional to 25,916.02, 38,867.55 and 7,448.02 is: 11,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,916.02 : 38,867.55 = 7,448.02 : x
  2. Step 2: Convert to fraction form
    25,916.02/38,867.55 = 7,448.02/x
  3. Step 3: Cross multiply
    25,916.02x = 38,867.55 × 7,448.02
  4. Step 4: Simplify right side
    25,916.02x = 289,486,289.75
  5. Step 5: Solve for x
    x = 289,486,289.75/25,916.02
  6. Step 6: Final answer
    x = 11,170.17

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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.