Home / 40,400.80-60,596.56-15,440.29

Finding the Fourth Proportional to 40,400.80, 60,596.56 and 15,440.29

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Solution

The fourth proportional to 40,400.80, 60,596.56 and 15,440.29 is: 23,158.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,400.80 : 60,596.56 = 15,440.29 : x
  2. Step 2: Convert to fraction form
    40,400.80/60,596.56 = 15,440.29/x
  3. Step 3: Cross multiply
    40,400.80x = 60,596.56 × 15,440.29
  4. Step 4: Simplify right side
    40,400.80x = 935,628,554.45
  5. Step 5: Solve for x
    x = 935,628,554.45/40,400.80
  6. Step 6: Final answer
    x = 23,158.67

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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.