Home / 47,329.65-71,007.21-15,744.81

Finding the Fourth Proportional to 47,329.65, 71,007.21 and 15,744.81

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Solution

The fourth proportional to 47,329.65, 71,007.21 and 15,744.81 is: 23,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.65 : 71,007.21 = 15,744.81 : x
  2. Step 2: Convert to fraction form
    47,329.65/71,007.21 = 15,744.81/x
  3. Step 3: Cross multiply
    47,329.65x = 71,007.21 × 15,744.81
  4. Step 4: Simplify right side
    47,329.65x = 1,117,995,030.08
  5. Step 5: Solve for x
    x = 1,117,995,030.08/47,329.65
  6. Step 6: Final answer
    x = 23,621.45

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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.