Home / 25,476.81-38,173.97-15,586.11

Finding the Fourth Proportional to 25,476.81, 38,173.97 and 15,586.11

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Solution

The fourth proportional to 25,476.81, 38,173.97 and 15,586.11 is: 23,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,476.81 : 38,173.97 = 15,586.11 : x
  2. Step 2: Convert to fraction form
    25,476.81/38,173.97 = 15,586.11/x
  3. Step 3: Cross multiply
    25,476.81x = 38,173.97 × 15,586.11
  4. Step 4: Simplify right side
    25,476.81x = 594,983,617.63
  5. Step 5: Solve for x
    x = 594,983,617.63/25,476.81
  6. Step 6: Final answer
    x = 23,353.93

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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.