Home / 17,931.87-24,746.90-9,974.25

Finding the Fourth Proportional to 17,931.87, 24,746.90 and 9,974.25

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Solution

The fourth proportional to 17,931.87, 24,746.90 and 9,974.25 is: 13,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,931.87 : 24,746.90 = 9,974.25 : x
  2. Step 2: Convert to fraction form
    17,931.87/24,746.90 = 9,974.25/x
  3. Step 3: Cross multiply
    17,931.87x = 24,746.90 × 9,974.25
  4. Step 4: Simplify right side
    17,931.87x = 246,831,717.45
  5. Step 5: Solve for x
    x = 246,831,717.45/17,931.87
  6. Step 6: Final answer
    x = 13,764.97

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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.