Home / 19,118.03-26,372.18-12,032.15

Finding the Fourth Proportional to 19,118.03, 26,372.18 and 12,032.15

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Solution

The fourth proportional to 19,118.03, 26,372.18 and 12,032.15 is: 16,597.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118.03 : 26,372.18 = 12,032.15 : x
  2. Step 2: Convert to fraction form
    19,118.03/26,372.18 = 12,032.15/x
  3. Step 3: Cross multiply
    19,118.03x = 26,372.18 × 12,032.15
  4. Step 4: Simplify right side
    19,118.03x = 317,313,923.81
  5. Step 5: Solve for x
    x = 317,313,923.81/19,118.03
  6. Step 6: Final answer
    x = 16,597.63

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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.