Home / 25,831.15-38,709.72-14,714.88

Finding the Fourth Proportional to 25,831.15, 38,709.72 and 14,714.88

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Solution

The fourth proportional to 25,831.15, 38,709.72 and 14,714.88 is: 22,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831.15 : 38,709.72 = 14,714.88 : x
  2. Step 2: Convert to fraction form
    25,831.15/38,709.72 = 14,714.88/x
  3. Step 3: Cross multiply
    25,831.15x = 38,709.72 × 14,714.88
  4. Step 4: Simplify right side
    25,831.15x = 569,609,029.80
  5. Step 5: Solve for x
    x = 569,609,029.80/25,831.15
  6. Step 6: Final answer
    x = 22,051.25

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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.