Home / 35,157.56-52,729.32-10,191.20

Finding the Fourth Proportional to 35,157.56, 52,729.32 and 10,191.20

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Solution

The fourth proportional to 35,157.56, 52,729.32 and 10,191.20 is: 15,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.56 : 52,729.32 = 10,191.20 : x
  2. Step 2: Convert to fraction form
    35,157.56/52,729.32 = 10,191.20/x
  3. Step 3: Cross multiply
    35,157.56x = 52,729.32 × 10,191.20
  4. Step 4: Simplify right side
    35,157.56x = 537,375,045.98
  5. Step 5: Solve for x
    x = 537,375,045.98/35,157.56
  6. Step 6: Final answer
    x = 15,284.77

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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.