Home / 22,314.14-30,768.63-14,345.36

Finding the Fourth Proportional to 22,314.14, 30,768.63 and 14,345.36

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Solution

The fourth proportional to 22,314.14, 30,768.63 and 14,345.36 is: 19,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314.14 : 30,768.63 = 14,345.36 : x
  2. Step 2: Convert to fraction form
    22,314.14/30,768.63 = 14,345.36/x
  3. Step 3: Cross multiply
    22,314.14x = 30,768.63 × 14,345.36
  4. Step 4: Simplify right side
    22,314.14x = 441,387,074.06
  5. Step 5: Solve for x
    x = 441,387,074.06/22,314.14
  6. Step 6: Final answer
    x = 19,780.60

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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.