Home / 25,890.06-35,654.34-23,315.90

Finding the Fourth Proportional to 25,890.06, 35,654.34 and 23,315.90

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Solution

The fourth proportional to 25,890.06, 35,654.34 and 23,315.90 is: 32,109.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890.06 : 35,654.34 = 23,315.90 : x
  2. Step 2: Convert to fraction form
    25,890.06/35,654.34 = 23,315.90/x
  3. Step 3: Cross multiply
    25,890.06x = 35,654.34 × 23,315.90
  4. Step 4: Simplify right side
    25,890.06x = 831,313,026.01
  5. Step 5: Solve for x
    x = 831,313,026.01/25,890.06
  6. Step 6: Final answer
    x = 32,109.35

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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.