Home / 25,281.42-37,891.38-17,888.02

Finding the Fourth Proportional to 25,281.42, 37,891.38 and 17,888.02

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Solution

The fourth proportional to 25,281.42, 37,891.38 and 17,888.02 is: 26,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.42 : 37,891.38 = 17,888.02 : x
  2. Step 2: Convert to fraction form
    25,281.42/37,891.38 = 17,888.02/x
  3. Step 3: Cross multiply
    25,281.42x = 37,891.38 × 17,888.02
  4. Step 4: Simplify right side
    25,281.42x = 677,801,763.27
  5. Step 5: Solve for x
    x = 677,801,763.27/25,281.42
  6. Step 6: Final answer
    x = 26,810.27

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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.