Home / 25,188.04-37,779.62-7,658.02

Finding the Fourth Proportional to 25,188.04, 37,779.62 and 7,658.02

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Solution

The fourth proportional to 25,188.04, 37,779.62 and 7,658.02 is: 11,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,188.04 : 37,779.62 = 7,658.02 : x
  2. Step 2: Convert to fraction form
    25,188.04/37,779.62 = 7,658.02/x
  3. Step 3: Cross multiply
    25,188.04x = 37,779.62 × 7,658.02
  4. Step 4: Simplify right side
    25,188.04x = 289,317,085.55
  5. Step 5: Solve for x
    x = 289,317,085.55/25,188.04
  6. Step 6: Final answer
    x = 11,486.29

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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.