Home / 36,142.24-54,210.16-12,767.52

Finding the Fourth Proportional to 36,142.24, 54,210.16 and 12,767.52

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Solution

The fourth proportional to 36,142.24, 54,210.16 and 12,767.52 is: 19,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,142.24 : 54,210.16 = 12,767.52 : x
  2. Step 2: Convert to fraction form
    36,142.24/54,210.16 = 12,767.52/x
  3. Step 3: Cross multiply
    36,142.24x = 54,210.16 × 12,767.52
  4. Step 4: Simplify right side
    36,142.24x = 692,129,302.00
  5. Step 5: Solve for x
    x = 692,129,302.00/36,142.24
  6. Step 6: Final answer
    x = 19,150.15

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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.