Home / 41,087.32-61,640.21-13,009.05

Finding the Fourth Proportional to 41,087.32, 61,640.21 and 13,009.05

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Solution

The fourth proportional to 41,087.32, 61,640.21 and 13,009.05 is: 19,516.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,087.32 : 61,640.21 = 13,009.05 : x
  2. Step 2: Convert to fraction form
    41,087.32/61,640.21 = 13,009.05/x
  3. Step 3: Cross multiply
    41,087.32x = 61,640.21 × 13,009.05
  4. Step 4: Simplify right side
    41,087.32x = 801,880,606.42
  5. Step 5: Solve for x
    x = 801,880,606.42/41,087.32
  6. Step 6: Final answer
    x = 19,516.50

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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.