Home / 25,104.72-37,681.44-13,426.20

Finding the Fourth Proportional to 25,104.72, 37,681.44 and 13,426.20

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Solution

The fourth proportional to 25,104.72, 37,681.44 and 13,426.20 is: 20,152.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,104.72 : 37,681.44 = 13,426.20 : x
  2. Step 2: Convert to fraction form
    25,104.72/37,681.44 = 13,426.20/x
  3. Step 3: Cross multiply
    25,104.72x = 37,681.44 × 13,426.20
  4. Step 4: Simplify right side
    25,104.72x = 505,918,549.73
  5. Step 5: Solve for x
    x = 505,918,549.73/25,104.72
  6. Step 6: Final answer
    x = 20,152.33

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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.