Home / 17,838.02-26,757.30-8,479.01

Finding the Fourth Proportional to 17,838.02, 26,757.30 and 8,479.01

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Solution

The fourth proportional to 17,838.02, 26,757.30 and 8,479.01 is: 12,718.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,838.02 : 26,757.30 = 8,479.01 : x
  2. Step 2: Convert to fraction form
    17,838.02/26,757.30 = 8,479.01/x
  3. Step 3: Cross multiply
    17,838.02x = 26,757.30 × 8,479.01
  4. Step 4: Simplify right side
    17,838.02x = 226,875,259.29
  5. Step 5: Solve for x
    x = 226,875,259.29/17,838.02
  6. Step 6: Final answer
    x = 12,718.63

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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.