Home / 35,177.40-52,766.70-11,485.20

Finding the Fourth Proportional to 35,177.40, 52,766.70 and 11,485.20

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Solution

The fourth proportional to 35,177.40, 52,766.70 and 11,485.20 is: 17,228.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,177.40 : 52,766.70 = 11,485.20 : x
  2. Step 2: Convert to fraction form
    35,177.40/52,766.70 = 11,485.20/x
  3. Step 3: Cross multiply
    35,177.40x = 52,766.70 × 11,485.20
  4. Step 4: Simplify right side
    35,177.40x = 606,036,102.84
  5. Step 5: Solve for x
    x = 606,036,102.84/35,177.40
  6. Step 6: Final answer
    x = 17,228.00

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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.