Home / 25,354.65-34,992.35-15,288.24

Finding the Fourth Proportional to 25,354.65, 34,992.35 and 15,288.24

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Solution

The fourth proportional to 25,354.65, 34,992.35 and 15,288.24 is: 21,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.65 : 34,992.35 = 15,288.24 : x
  2. Step 2: Convert to fraction form
    25,354.65/34,992.35 = 15,288.24/x
  3. Step 3: Cross multiply
    25,354.65x = 34,992.35 × 15,288.24
  4. Step 4: Simplify right side
    25,354.65x = 534,971,444.96
  5. Step 5: Solve for x
    x = 534,971,444.96/25,354.65
  6. Step 6: Final answer
    x = 21,099.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.