Home / 35,081.26-52,616.22-12,889.15

Finding the Fourth Proportional to 35,081.26, 52,616.22 and 12,889.15

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Solution

The fourth proportional to 35,081.26, 52,616.22 and 12,889.15 is: 19,331.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,081.26 : 52,616.22 = 12,889.15 : x
  2. Step 2: Convert to fraction form
    35,081.26/52,616.22 = 12,889.15/x
  3. Step 3: Cross multiply
    35,081.26x = 52,616.22 × 12,889.15
  4. Step 4: Simplify right side
    35,081.26x = 678,178,352.01
  5. Step 5: Solve for x
    x = 678,178,352.01/35,081.26
  6. Step 6: Final answer
    x = 19,331.64

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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.