Home / 25,009.65-37,514.48-10,215.20

Finding the Fourth Proportional to 25,009.65, 37,514.48 and 10,215.20

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Solution

The fourth proportional to 25,009.65, 37,514.48 and 10,215.20 is: 15,322.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,009.65 : 37,514.48 = 10,215.20 : x
  2. Step 2: Convert to fraction form
    25,009.65/37,514.48 = 10,215.20/x
  3. Step 3: Cross multiply
    25,009.65x = 37,514.48 × 10,215.20
  4. Step 4: Simplify right side
    25,009.65x = 383,217,958.81
  5. Step 5: Solve for x
    x = 383,217,958.81/25,009.65
  6. Step 6: Final answer
    x = 15,322.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.