Home / 39,122.65-53,972.49-26,384.05

Finding the Fourth Proportional to 39,122.65, 53,972.49 and 26,384.05

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Solution

The fourth proportional to 39,122.65, 53,972.49 and 26,384.05 is: 36,398.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,122.65 : 53,972.49 = 26,384.05 : x
  2. Step 2: Convert to fraction form
    39,122.65/53,972.49 = 26,384.05/x
  3. Step 3: Cross multiply
    39,122.65x = 53,972.49 × 26,384.05
  4. Step 4: Simplify right side
    39,122.65x = 1,424,012,874.78
  5. Step 5: Solve for x
    x = 1,424,012,874.78/39,122.65
  6. Step 6: Final answer
    x = 36,398.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.