Home / 25,228.89-34,830.36-16,742.52

Finding the Fourth Proportional to 25,228.89, 34,830.36 and 16,742.52

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Solution

The fourth proportional to 25,228.89, 34,830.36 and 16,742.52 is: 23,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.89 : 34,830.36 = 16,742.52 : x
  2. Step 2: Convert to fraction form
    25,228.89/34,830.36 = 16,742.52/x
  3. Step 3: Cross multiply
    25,228.89x = 34,830.36 × 16,742.52
  4. Step 4: Simplify right side
    25,228.89x = 583,147,998.91
  5. Step 5: Solve for x
    x = 583,147,998.91/25,228.89
  6. Step 6: Final answer
    x = 23,114.29

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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.