Home / 25,249.72-37,779.35-15,080.40

Finding the Fourth Proportional to 25,249.72, 37,779.35 and 15,080.40

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Solution

The fourth proportional to 25,249.72, 37,779.35 and 15,080.40 is: 22,563.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.72 : 37,779.35 = 15,080.40 : x
  2. Step 2: Convert to fraction form
    25,249.72/37,779.35 = 15,080.40/x
  3. Step 3: Cross multiply
    25,249.72x = 37,779.35 × 15,080.40
  4. Step 4: Simplify right side
    25,249.72x = 569,727,520.84
  5. Step 5: Solve for x
    x = 569,727,520.84/25,249.72
  6. Step 6: Final answer
    x = 22,563.72

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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.