Home / 34,801.12-52,208.20-11,428.88

Finding the Fourth Proportional to 34,801.12, 52,208.20 and 11,428.88

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Solution

The fourth proportional to 34,801.12, 52,208.20 and 11,428.88 is: 17,145.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,801.12 : 52,208.20 = 11,428.88 : x
  2. Step 2: Convert to fraction form
    34,801.12/52,208.20 = 11,428.88/x
  3. Step 3: Cross multiply
    34,801.12x = 52,208.20 × 11,428.88
  4. Step 4: Simplify right side
    34,801.12x = 596,681,252.82
  5. Step 5: Solve for x
    x = 596,681,252.82/34,801.12
  6. Step 6: Final answer
    x = 17,145.46

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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.