Home / 25,720.00-38,584.80-11,681.01

Finding the Fourth Proportional to 25,720.00, 38,584.80 and 11,681.01

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Solution

The fourth proportional to 25,720.00, 38,584.80 and 11,681.01 is: 17,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,720.00 : 38,584.80 = 11,681.01 : x
  2. Step 2: Convert to fraction form
    25,720.00/38,584.80 = 11,681.01/x
  3. Step 3: Cross multiply
    25,720.00x = 38,584.80 × 11,681.01
  4. Step 4: Simplify right side
    25,720.00x = 450,709,434.65
  5. Step 5: Solve for x
    x = 450,709,434.65/25,720.00
  6. Step 6: Final answer
    x = 17,523.70

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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.