Home / 40,647.96-60,974.32-15,688.14

Finding the Fourth Proportional to 40,647.96, 60,974.32 and 15,688.14

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Solution

The fourth proportional to 40,647.96, 60,974.32 and 15,688.14 is: 23,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.96 : 60,974.32 = 15,688.14 : x
  2. Step 2: Convert to fraction form
    40,647.96/60,974.32 = 15,688.14/x
  3. Step 3: Cross multiply
    40,647.96x = 60,974.32 × 15,688.14
  4. Step 4: Simplify right side
    40,647.96x = 956,573,668.56
  5. Step 5: Solve for x
    x = 956,573,668.56/40,647.96
  6. Step 6: Final answer
    x = 23,533.13

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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.