Home / 14,000.58-20,897.82-12,831.66

Finding the Fourth Proportional to 14,000.58, 20,897.82 and 12,831.66

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Solution

The fourth proportional to 14,000.58, 20,897.82 and 12,831.66 is: 19,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.58 : 20,897.82 = 12,831.66 : x
  2. Step 2: Convert to fraction form
    14,000.58/20,897.82 = 12,831.66/x
  3. Step 3: Cross multiply
    14,000.58x = 20,897.82 × 12,831.66
  4. Step 4: Simplify right side
    14,000.58x = 268,153,720.98
  5. Step 5: Solve for x
    x = 268,153,720.98/14,000.58
  6. Step 6: Final answer
    x = 19,153.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.