Home / 25,282.30-37,892.70-17,888.89

Finding the Fourth Proportional to 25,282.30, 37,892.70 and 17,888.89

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Solution

The fourth proportional to 25,282.30, 37,892.70 and 17,888.89 is: 26,811.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.30 : 37,892.70 = 17,888.89 : x
  2. Step 2: Convert to fraction form
    25,282.30/37,892.70 = 17,888.89/x
  3. Step 3: Cross multiply
    25,282.30x = 37,892.70 × 17,888.89
  4. Step 4: Simplify right side
    25,282.30x = 677,858,342.10
  5. Step 5: Solve for x
    x = 677,858,342.10/25,282.30
  6. Step 6: Final answer
    x = 26,811.58

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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.