Home / 22,245.57-30,693.60-14,298.66

Finding the Fourth Proportional to 22,245.57, 30,693.60 and 14,298.66

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Solution

The fourth proportional to 22,245.57, 30,693.60 and 14,298.66 is: 19,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.57 : 30,693.60 = 14,298.66 : x
  2. Step 2: Convert to fraction form
    22,245.57/30,693.60 = 14,298.66/x
  3. Step 3: Cross multiply
    22,245.57x = 30,693.60 × 14,298.66
  4. Step 4: Simplify right side
    22,245.57x = 438,877,350.58
  5. Step 5: Solve for x
    x = 438,877,350.58/22,245.57
  6. Step 6: Final answer
    x = 19,728.75

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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.