Home / 15,400.77-22,989.74-13,532.42

Finding the Fourth Proportional to 15,400.77, 22,989.74 and 13,532.42

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Solution

The fourth proportional to 15,400.77, 22,989.74 and 13,532.42 is: 20,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.77 : 22,989.74 = 13,532.42 : x
  2. Step 2: Convert to fraction form
    15,400.77/22,989.74 = 13,532.42/x
  3. Step 3: Cross multiply
    15,400.77x = 22,989.74 × 13,532.42
  4. Step 4: Simplify right side
    15,400.77x = 311,106,817.37
  5. Step 5: Solve for x
    x = 311,106,817.37/15,400.77
  6. Step 6: Final answer
    x = 20,200.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.