Home / 25,888.86-38,800.71-11,080.26

Finding the Fourth Proportional to 25,888.86, 38,800.71 and 11,080.26

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Solution

The fourth proportional to 25,888.86, 38,800.71 and 11,080.26 is: 16,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,888.86 : 38,800.71 = 11,080.26 : x
  2. Step 2: Convert to fraction form
    25,888.86/38,800.71 = 11,080.26/x
  3. Step 3: Cross multiply
    25,888.86x = 38,800.71 × 11,080.26
  4. Step 4: Simplify right side
    25,888.86x = 429,921,954.98
  5. Step 5: Solve for x
    x = 429,921,954.98/25,888.86
  6. Step 6: Final answer
    x = 16,606.45

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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.