Home / 22,065.58-30,457.47-14,107.84

Finding the Fourth Proportional to 22,065.58, 30,457.47 and 14,107.84

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Solution

The fourth proportional to 22,065.58, 30,457.47 and 14,107.84 is: 19,473.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.58 : 30,457.47 = 14,107.84 : x
  2. Step 2: Convert to fraction form
    22,065.58/30,457.47 = 14,107.84/x
  3. Step 3: Cross multiply
    22,065.58x = 30,457.47 × 14,107.84
  4. Step 4: Simplify right side
    22,065.58x = 429,689,010.97
  5. Step 5: Solve for x
    x = 429,689,010.97/22,065.58
  6. Step 6: Final answer
    x = 19,473.27

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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.