Home / 35,155.32-52,722.11-10,197.21

Finding the Fourth Proportional to 35,155.32, 52,722.11 and 10,197.21

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Solution

The fourth proportional to 35,155.32, 52,722.11 and 10,197.21 is: 15,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,155.32 : 52,722.11 = 10,197.21 : x
  2. Step 2: Convert to fraction form
    35,155.32/52,722.11 = 10,197.21/x
  3. Step 3: Cross multiply
    35,155.32x = 52,722.11 × 10,197.21
  4. Step 4: Simplify right side
    35,155.32x = 537,618,427.31
  5. Step 5: Solve for x
    x = 537,618,427.31/35,155.32
  6. Step 6: Final answer
    x = 15,292.66

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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.