Home / 25,347.16-38,014.98-12,192.76

Finding the Fourth Proportional to 25,347.16, 38,014.98 and 12,192.76

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Solution

The fourth proportional to 25,347.16, 38,014.98 and 12,192.76 is: 18,286.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347.16 : 38,014.98 = 12,192.76 : x
  2. Step 2: Convert to fraction form
    25,347.16/38,014.98 = 12,192.76/x
  3. Step 3: Cross multiply
    25,347.16x = 38,014.98 × 12,192.76
  4. Step 4: Simplify right side
    25,347.16x = 463,507,527.54
  5. Step 5: Solve for x
    x = 463,507,527.54/25,347.16
  6. Step 6: Final answer
    x = 18,286.37

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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.