Home / 25,551.15-38,332.95-8,911.32

Finding the Fourth Proportional to 25,551.15, 38,332.95 and 8,911.32

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Solution

The fourth proportional to 25,551.15, 38,332.95 and 8,911.32 is: 13,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.15 : 38,332.95 = 8,911.32 : x
  2. Step 2: Convert to fraction form
    25,551.15/38,332.95 = 8,911.32/x
  3. Step 3: Cross multiply
    25,551.15x = 38,332.95 × 8,911.32
  4. Step 4: Simplify right side
    25,551.15x = 341,597,183.99
  5. Step 5: Solve for x
    x = 341,597,183.99/25,551.15
  6. Step 6: Final answer
    x = 13,369.15

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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.