Home / 15,364.81-23,046.40-4,975.75

Finding the Fourth Proportional to 15,364.81, 23,046.40 and 4,975.75

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Solution

The fourth proportional to 15,364.81, 23,046.40 and 4,975.75 is: 7,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,364.81 : 23,046.40 = 4,975.75 : x
  2. Step 2: Convert to fraction form
    15,364.81/23,046.40 = 4,975.75/x
  3. Step 3: Cross multiply
    15,364.81x = 23,046.40 × 4,975.75
  4. Step 4: Simplify right side
    15,364.81x = 114,673,124.80
  5. Step 5: Solve for x
    x = 114,673,124.80/15,364.81
  6. Step 6: Final answer
    x = 7,463.36

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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.