Home / 25,356.21-38,026.23-8,712.23

Finding the Fourth Proportional to 25,356.21, 38,026.23 and 8,712.23

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Solution

The fourth proportional to 25,356.21, 38,026.23 and 8,712.23 is: 13,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,356.21 : 38,026.23 = 8,712.23 : x
  2. Step 2: Convert to fraction form
    25,356.21/38,026.23 = 8,712.23/x
  3. Step 3: Cross multiply
    25,356.21x = 38,026.23 × 8,712.23
  4. Step 4: Simplify right side
    25,356.21x = 331,293,071.66
  5. Step 5: Solve for x
    x = 331,293,071.66/25,356.21
  6. Step 6: Final answer
    x = 13,065.56

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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.