Home / 22,563.41-31,132.82-15,298.07

Finding the Fourth Proportional to 22,563.41, 31,132.82 and 15,298.07

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Solution

The fourth proportional to 22,563.41, 31,132.82 and 15,298.07 is: 21,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,563.41 : 31,132.82 = 15,298.07 : x
  2. Step 2: Convert to fraction form
    22,563.41/31,132.82 = 15,298.07/x
  3. Step 3: Cross multiply
    22,563.41x = 31,132.82 × 15,298.07
  4. Step 4: Simplify right side
    22,563.41x = 476,271,942.24
  5. Step 5: Solve for x
    x = 476,271,942.24/22,563.41
  6. Step 6: Final answer
    x = 21,108.16

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1.5x scale

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.