Home / 38,423.02-57,634.26-10,721.02

Finding the Fourth Proportional to 38,423.02, 57,634.26 and 10,721.02

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Solution

The fourth proportional to 38,423.02, 57,634.26 and 10,721.02 is: 16,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,423.02 : 57,634.26 = 10,721.02 : x
  2. Step 2: Convert to fraction form
    38,423.02/57,634.26 = 10,721.02/x
  3. Step 3: Cross multiply
    38,423.02x = 57,634.26 × 10,721.02
  4. Step 4: Simplify right side
    38,423.02x = 617,898,054.15
  5. Step 5: Solve for x
    x = 617,898,054.15/38,423.02
  6. Step 6: Final answer
    x = 16,081.45

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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.