Home / 35,108.15-52,651.28-11,729.12

Finding the Fourth Proportional to 35,108.15, 52,651.28 and 11,729.12

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Solution

The fourth proportional to 35,108.15, 52,651.28 and 11,729.12 is: 17,590.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,108.15 : 52,651.28 = 11,729.12 : x
  2. Step 2: Convert to fraction form
    35,108.15/52,651.28 = 11,729.12/x
  3. Step 3: Cross multiply
    35,108.15x = 52,651.28 × 11,729.12
  4. Step 4: Simplify right side
    35,108.15x = 617,552,947.34
  5. Step 5: Solve for x
    x = 617,552,947.34/35,108.15
  6. Step 6: Final answer
    x = 17,590.02

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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.