Home / 14,761.40-22,127.70-13,206.20

Finding the Fourth Proportional to 14,761.40, 22,127.70 and 13,206.20

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Solution

The fourth proportional to 14,761.40, 22,127.70 and 13,206.20 is: 19,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761.40 : 22,127.70 = 13,206.20 : x
  2. Step 2: Convert to fraction form
    14,761.40/22,127.70 = 13,206.20/x
  3. Step 3: Cross multiply
    14,761.40x = 22,127.70 × 13,206.20
  4. Step 4: Simplify right side
    14,761.40x = 292,222,831.74
  5. Step 5: Solve for x
    x = 292,222,831.74/14,761.40
  6. Step 6: Final answer
    x = 19,796.42

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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.