Home / 25,349.16-38,017.98-12,194.76

Finding the Fourth Proportional to 25,349.16, 38,017.98 and 12,194.76

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Solution

The fourth proportional to 25,349.16, 38,017.98 and 12,194.76 is: 18,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,349.16 : 38,017.98 = 12,194.76 : x
  2. Step 2: Convert to fraction form
    25,349.16/38,017.98 = 12,194.76/x
  3. Step 3: Cross multiply
    25,349.16x = 38,017.98 × 12,194.76
  4. Step 4: Simplify right side
    25,349.16x = 463,620,141.78
  5. Step 5: Solve for x
    x = 463,620,141.78/25,349.16
  6. Step 6: Final answer
    x = 18,289.37

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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.