Home / 38,837.71-58,256.16-12,541.87

Finding the Fourth Proportional to 38,837.71, 58,256.16 and 12,541.87

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Solution

The fourth proportional to 38,837.71, 58,256.16 and 12,541.87 is: 18,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837.71 : 58,256.16 = 12,541.87 : x
  2. Step 2: Convert to fraction form
    38,837.71/58,256.16 = 12,541.87/x
  3. Step 3: Cross multiply
    38,837.71x = 58,256.16 × 12,541.87
  4. Step 4: Simplify right side
    38,837.71x = 730,641,185.42
  5. Step 5: Solve for x
    x = 730,641,185.42/38,837.71
  6. Step 6: Final answer
    x = 18,812.67

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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.