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Finding the Fourth Proportional to 25,247.29, 37,870.94 and 6,779.29

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Solution

The fourth proportional to 25,247.29, 37,870.94 and 6,779.29 is: 10,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,247.29 : 37,870.94 = 6,779.29 : x
  2. Step 2: Convert to fraction form
    25,247.29/37,870.94 = 6,779.29/x
  3. Step 3: Cross multiply
    25,247.29x = 37,870.94 × 6,779.29
  4. Step 4: Simplify right side
    25,247.29x = 256,738,084.83
  5. Step 5: Solve for x
    x = 256,738,084.83/25,247.29
  6. Step 6: Final answer
    x = 10,168.94

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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.