Home / 22,300.80-30,785.28-14,347.44

Finding the Fourth Proportional to 22,300.80, 30,785.28 and 14,347.44

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Solution

The fourth proportional to 22,300.80, 30,785.28 and 14,347.44 is: 19,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,300.80 : 30,785.28 = 14,347.44 : x
  2. Step 2: Convert to fraction form
    22,300.80/30,785.28 = 14,347.44/x
  3. Step 3: Cross multiply
    22,300.80x = 30,785.28 × 14,347.44
  4. Step 4: Simplify right side
    22,300.80x = 441,689,957.68
  5. Step 5: Solve for x
    x = 441,689,957.68/22,300.80
  6. Step 6: Final answer
    x = 19,806.01

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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.