Home / 14,043.20-19,340.24-13,737.02

Finding the Fourth Proportional to 14,043.20, 19,340.24 and 13,737.02

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Solution

The fourth proportional to 14,043.20, 19,340.24 and 13,737.02 is: 18,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.20 : 19,340.24 = 13,737.02 : x
  2. Step 2: Convert to fraction form
    14,043.20/19,340.24 = 13,737.02/x
  3. Step 3: Cross multiply
    14,043.20x = 19,340.24 × 13,737.02
  4. Step 4: Simplify right side
    14,043.20x = 265,677,263.68
  5. Step 5: Solve for x
    x = 265,677,263.68/14,043.20
  6. Step 6: Final answer
    x = 18,918.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.