Home / 25,099.07-34,637.81-15,025.57

Finding the Fourth Proportional to 25,099.07, 34,637.81 and 15,025.57

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Solution

The fourth proportional to 25,099.07, 34,637.81 and 15,025.57 is: 20,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,099.07 : 34,637.81 = 15,025.57 : x
  2. Step 2: Convert to fraction form
    25,099.07/34,637.81 = 15,025.57/x
  3. Step 3: Cross multiply
    25,099.07x = 34,637.81 × 15,025.57
  4. Step 4: Simplify right side
    25,099.07x = 520,452,590.48
  5. Step 5: Solve for x
    x = 520,452,590.48/25,099.07
  6. Step 6: Final answer
    x = 20,735.94

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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.