Home / 29,574.34-40,812.32-16,145.48

Finding the Fourth Proportional to 29,574.34, 40,812.32 and 16,145.48

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Solution

The fourth proportional to 29,574.34, 40,812.32 and 16,145.48 is: 22,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,574.34 : 40,812.32 = 16,145.48 : x
  2. Step 2: Convert to fraction form
    29,574.34/40,812.32 = 16,145.48/x
  3. Step 3: Cross multiply
    29,574.34x = 40,812.32 × 16,145.48
  4. Step 4: Simplify right side
    29,574.34x = 658,934,496.31
  5. Step 5: Solve for x
    x = 658,934,496.31/29,574.34
  6. Step 6: Final answer
    x = 22,280.62

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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.