Home / 25,706.45-38,565.35-10,928.00

Finding the Fourth Proportional to 25,706.45, 38,565.35 and 10,928.00

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Solution

The fourth proportional to 25,706.45, 38,565.35 and 10,928.00 is: 16,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,706.45 : 38,565.35 = 10,928.00 : x
  2. Step 2: Convert to fraction form
    25,706.45/38,565.35 = 10,928.00/x
  3. Step 3: Cross multiply
    25,706.45x = 38,565.35 × 10,928.00
  4. Step 4: Simplify right side
    25,706.45x = 421,441,897.33
  5. Step 5: Solve for x
    x = 421,441,897.33/25,706.45
  6. Step 6: Final answer
    x = 16,394.41

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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.