Home / 12,505.62-18,831.27-9,241.50

Finding the Fourth Proportional to 12,505.62, 18,831.27 and 9,241.50

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Solution

The fourth proportional to 12,505.62, 18,831.27 and 9,241.50 is: 13,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505.62 : 18,831.27 = 9,241.50 : x
  2. Step 2: Convert to fraction form
    12,505.62/18,831.27 = 9,241.50/x
  3. Step 3: Cross multiply
    12,505.62x = 18,831.27 × 9,241.50
  4. Step 4: Simplify right side
    12,505.62x = 174,029,181.71
  5. Step 5: Solve for x
    x = 174,029,181.71/12,505.62
  6. Step 6: Final answer
    x = 13,916.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.