Home / 28,266.08-42,371.37-15,796.67

Finding the Fourth Proportional to 28,266.08, 42,371.37 and 15,796.67

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Solution

The fourth proportional to 28,266.08, 42,371.37 and 15,796.67 is: 23,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,266.08 : 42,371.37 = 15,796.67 : x
  2. Step 2: Convert to fraction form
    28,266.08/42,371.37 = 15,796.67/x
  3. Step 3: Cross multiply
    28,266.08x = 42,371.37 × 15,796.67
  4. Step 4: Simplify right side
    28,266.08x = 669,326,337.48
  5. Step 5: Solve for x
    x = 669,326,337.48/28,266.08
  6. Step 6: Final answer
    x = 23,679.49

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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.