Home / 25,792.86-35,600.47-15,726.84

Finding the Fourth Proportional to 25,792.86, 35,600.47 and 15,726.84

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Solution

The fourth proportional to 25,792.86, 35,600.47 and 15,726.84 is: 21,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,792.86 : 35,600.47 = 15,726.84 : x
  2. Step 2: Convert to fraction form
    25,792.86/35,600.47 = 15,726.84/x
  3. Step 3: Cross multiply
    25,792.86x = 35,600.47 × 15,726.84
  4. Step 4: Simplify right side
    25,792.86x = 559,882,816.98
  5. Step 5: Solve for x
    x = 559,882,816.98/25,792.86
  6. Step 6: Final answer
    x = 21,706.90

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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.