Home / 15,490.17-23,222.19-6,718.48

Finding the Fourth Proportional to 15,490.17, 23,222.19 and 6,718.48

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Solution

The fourth proportional to 15,490.17, 23,222.19 and 6,718.48 is: 10,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.17 : 23,222.19 = 6,718.48 : x
  2. Step 2: Convert to fraction form
    15,490.17/23,222.19 = 6,718.48/x
  3. Step 3: Cross multiply
    15,490.17x = 23,222.19 × 6,718.48
  4. Step 4: Simplify right side
    15,490.17x = 156,017,669.37
  5. Step 5: Solve for x
    x = 156,017,669.37/15,490.17
  6. Step 6: Final answer
    x = 10,072.05

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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.