Home / 25,912.02-38,880.32-11,125.15

Finding the Fourth Proportional to 25,912.02, 38,880.32 and 11,125.15

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Solution

The fourth proportional to 25,912.02, 38,880.32 and 11,125.15 is: 16,693.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,912.02 : 38,880.32 = 11,125.15 : x
  2. Step 2: Convert to fraction form
    25,912.02/38,880.32 = 11,125.15/x
  3. Step 3: Cross multiply
    25,912.02x = 38,880.32 × 11,125.15
  4. Step 4: Simplify right side
    25,912.02x = 432,549,392.05
  5. Step 5: Solve for x
    x = 432,549,392.05/25,912.02
  6. Step 6: Final answer
    x = 16,693.00

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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.