Home / 18,635.02-27,953.40-6,156.16

Finding the Fourth Proportional to 18,635.02, 27,953.40 and 6,156.16

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Solution

The fourth proportional to 18,635.02, 27,953.40 and 6,156.16 is: 9,234.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.02 : 27,953.40 = 6,156.16 : x
  2. Step 2: Convert to fraction form
    18,635.02/27,953.40 = 6,156.16/x
  3. Step 3: Cross multiply
    18,635.02x = 27,953.40 × 6,156.16
  4. Step 4: Simplify right side
    18,635.02x = 172,085,463.18
  5. Step 5: Solve for x
    x = 172,085,463.18/18,635.02
  6. Step 6: Final answer
    x = 9,234.52

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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.