Home / 39,020.76-58,533.79-13,717.20

Finding the Fourth Proportional to 39,020.76, 58,533.79 and 13,717.20

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Solution

The fourth proportional to 39,020.76, 58,533.79 and 13,717.20 is: 20,576.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020.76 : 58,533.79 = 13,717.20 : x
  2. Step 2: Convert to fraction form
    39,020.76/58,533.79 = 13,717.20/x
  3. Step 3: Cross multiply
    39,020.76x = 58,533.79 × 13,717.20
  4. Step 4: Simplify right side
    39,020.76x = 802,919,704.19
  5. Step 5: Solve for x
    x = 802,919,704.19/39,020.76
  6. Step 6: Final answer
    x = 20,576.73

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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.