Home / 36,406.08-54,622.24-12,717.11

Finding the Fourth Proportional to 36,406.08, 54,622.24 and 12,717.11

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Solution

The fourth proportional to 36,406.08, 54,622.24 and 12,717.11 is: 19,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.08 : 54,622.24 = 12,717.11 : x
  2. Step 2: Convert to fraction form
    36,406.08/54,622.24 = 12,717.11/x
  3. Step 3: Cross multiply
    36,406.08x = 54,622.24 × 12,717.11
  4. Step 4: Simplify right side
    36,406.08x = 694,637,139.29
  5. Step 5: Solve for x
    x = 694,637,139.29/36,406.08
  6. Step 6: Final answer
    x = 19,080.25

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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.