Home / 25,605.22-38,425.26-15,714.32

Finding the Fourth Proportional to 25,605.22, 38,425.26 and 15,714.32

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Solution

The fourth proportional to 25,605.22, 38,425.26 and 15,714.32 is: 23,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,605.22 : 38,425.26 = 15,714.32 : x
  2. Step 2: Convert to fraction form
    25,605.22/38,425.26 = 15,714.32/x
  3. Step 3: Cross multiply
    25,605.22x = 38,425.26 × 15,714.32
  4. Step 4: Simplify right side
    25,605.22x = 603,826,831.72
  5. Step 5: Solve for x
    x = 603,826,831.72/25,605.22
  6. Step 6: Final answer
    x = 23,582.18

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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.