Home / 25,860.39-35,641.40-22,266.11

Finding the Fourth Proportional to 25,860.39, 35,641.40 and 22,266.11

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Solution

The fourth proportional to 25,860.39, 35,641.40 and 22,266.11 is: 30,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.39 : 35,641.40 = 22,266.11 : x
  2. Step 2: Convert to fraction form
    25,860.39/35,641.40 = 22,266.11/x
  3. Step 3: Cross multiply
    25,860.39x = 35,641.40 × 22,266.11
  4. Step 4: Simplify right side
    25,860.39x = 793,595,043.42
  5. Step 5: Solve for x
    x = 793,595,043.42/25,860.39
  6. Step 6: Final answer
    x = 30,687.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.