Home / 22,085.56-30,472.84-14,928.80

Finding the Fourth Proportional to 22,085.56, 30,472.84 and 14,928.80

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Solution

The fourth proportional to 22,085.56, 30,472.84 and 14,928.80 is: 20,598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,085.56 : 30,472.84 = 14,928.80 : x
  2. Step 2: Convert to fraction form
    22,085.56/30,472.84 = 14,928.80/x
  3. Step 3: Cross multiply
    22,085.56x = 30,472.84 × 14,928.80
  4. Step 4: Simplify right side
    22,085.56x = 454,922,933.79
  5. Step 5: Solve for x
    x = 454,922,933.79/22,085.56
  6. Step 6: Final answer
    x = 20,598.21

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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.