Home / 25,186.05-37,787.28-12,039.45

Finding the Fourth Proportional to 25,186.05, 37,787.28 and 12,039.45

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Solution

The fourth proportional to 25,186.05, 37,787.28 and 12,039.45 is: 18,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,186.05 : 37,787.28 = 12,039.45 : x
  2. Step 2: Convert to fraction form
    25,186.05/37,787.28 = 12,039.45/x
  3. Step 3: Cross multiply
    25,186.05x = 37,787.28 × 12,039.45
  4. Step 4: Simplify right side
    25,186.05x = 454,938,068.20
  5. Step 5: Solve for x
    x = 454,938,068.20/25,186.05
  6. Step 6: Final answer
    x = 18,063.10

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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.