Home / 35,237.66-52,861.38-11,870.78

Finding the Fourth Proportional to 35,237.66, 52,861.38 and 11,870.78

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Solution

The fourth proportional to 35,237.66, 52,861.38 and 11,870.78 is: 17,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,237.66 : 52,861.38 = 11,870.78 : x
  2. Step 2: Convert to fraction form
    35,237.66/52,861.38 = 11,870.78/x
  3. Step 3: Cross multiply
    35,237.66x = 52,861.38 × 11,870.78
  4. Step 4: Simplify right side
    35,237.66x = 627,505,812.48
  5. Step 5: Solve for x
    x = 627,505,812.48/35,237.66
  6. Step 6: Final answer
    x = 17,807.82

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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.