Home / 14,361.32-21,401.02-13,891.52

Finding the Fourth Proportional to 14,361.32, 21,401.02 and 13,891.52

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Solution

The fourth proportional to 14,361.32, 21,401.02 and 13,891.52 is: 20,700.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,361.32 : 21,401.02 = 13,891.52 : x
  2. Step 2: Convert to fraction form
    14,361.32/21,401.02 = 13,891.52/x
  3. Step 3: Cross multiply
    14,361.32x = 21,401.02 × 13,891.52
  4. Step 4: Simplify right side
    14,361.32x = 297,292,697.35
  5. Step 5: Solve for x
    x = 297,292,697.35/14,361.32
  6. Step 6: Final answer
    x = 20,700.93

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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.