Home / 25,168.86-34,730.55-15,095.52

Finding the Fourth Proportional to 25,168.86, 34,730.55 and 15,095.52

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Solution

The fourth proportional to 25,168.86, 34,730.55 and 15,095.52 is: 20,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.86 : 34,730.55 = 15,095.52 : x
  2. Step 2: Convert to fraction form
    25,168.86/34,730.55 = 15,095.52/x
  3. Step 3: Cross multiply
    25,168.86x = 34,730.55 × 15,095.52
  4. Step 4: Simplify right side
    25,168.86x = 524,275,712.14
  5. Step 5: Solve for x
    x = 524,275,712.14/25,168.86
  6. Step 6: Final answer
    x = 20,830.33

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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.