Home / 25,820.24-38,726.40-10,032.80

Finding the Fourth Proportional to 25,820.24, 38,726.40 and 10,032.80

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Solution

The fourth proportional to 25,820.24, 38,726.40 and 10,032.80 is: 15,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,820.24 : 38,726.40 = 10,032.80 : x
  2. Step 2: Convert to fraction form
    25,820.24/38,726.40 = 10,032.80/x
  3. Step 3: Cross multiply
    25,820.24x = 38,726.40 × 10,032.80
  4. Step 4: Simplify right side
    25,820.24x = 388,534,225.92
  5. Step 5: Solve for x
    x = 388,534,225.92/25,820.24
  6. Step 6: Final answer
    x = 15,047.66

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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.