Home / 18,357.39-25,333.26-9,973.89

Finding the Fourth Proportional to 18,357.39, 25,333.26 and 9,973.89

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Solution

The fourth proportional to 18,357.39, 25,333.26 and 9,973.89 is: 13,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,357.39 : 25,333.26 = 9,973.89 : x
  2. Step 2: Convert to fraction form
    18,357.39/25,333.26 = 9,973.89/x
  3. Step 3: Cross multiply
    18,357.39x = 25,333.26 × 9,973.89
  4. Step 4: Simplify right side
    18,357.39x = 252,671,148.58
  5. Step 5: Solve for x
    x = 252,671,148.58/18,357.39
  6. Step 6: Final answer
    x = 13,764.00

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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.