Home / 69,023.34-103,532.04-21,637.37

Finding the Fourth Proportional to 69,023.34, 103,532.04 and 21,637.37

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Solution

The fourth proportional to 69,023.34, 103,532.04 and 21,637.37 is: 32,455.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,023.34 : 103,532.04 = 21,637.37 : x
  2. Step 2: Convert to fraction form
    69,023.34/103,532.04 = 21,637.37/x
  3. Step 3: Cross multiply
    69,023.34x = 103,532.04 × 21,637.37
  4. Step 4: Simplify right side
    69,023.34x = 2,240,161,315.16
  5. Step 5: Solve for x
    x = 2,240,161,315.16/69,023.34
  6. Step 6: Final answer
    x = 32,455.13

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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.