Home / 18,749.58-25,873.31-10,365.58

Finding the Fourth Proportional to 18,749.58, 25,873.31 and 10,365.58

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Solution

The fourth proportional to 18,749.58, 25,873.31 and 10,365.58 is: 14,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.58 : 25,873.31 = 10,365.58 : x
  2. Step 2: Convert to fraction form
    18,749.58/25,873.31 = 10,365.58/x
  3. Step 3: Cross multiply
    18,749.58x = 25,873.31 × 10,365.58
  4. Step 4: Simplify right side
    18,749.58x = 268,191,864.67
  5. Step 5: Solve for x
    x = 268,191,864.67/18,749.58
  6. Step 6: Final answer
    x = 14,303.89

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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.