Home / 25,693.61-38,554.99-10,122.17

Finding the Fourth Proportional to 25,693.61, 38,554.99 and 10,122.17

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Solution

The fourth proportional to 25,693.61, 38,554.99 and 10,122.17 is: 15,188.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693.61 : 38,554.99 = 10,122.17 : x
  2. Step 2: Convert to fraction form
    25,693.61/38,554.99 = 10,122.17/x
  3. Step 3: Cross multiply
    25,693.61x = 38,554.99 × 10,122.17
  4. Step 4: Simplify right side
    25,693.61x = 390,259,945.05
  5. Step 5: Solve for x
    x = 390,259,945.05/25,693.61
  6. Step 6: Final answer
    x = 15,188.99

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1.5x scale

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.