Home / 31,351.83-47,030.46-10,285.56

Finding the Fourth Proportional to 31,351.83, 47,030.46 and 10,285.56

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Solution

The fourth proportional to 31,351.83, 47,030.46 and 10,285.56 is: 15,429.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,351.83 : 47,030.46 = 10,285.56 : x
  2. Step 2: Convert to fraction form
    31,351.83/47,030.46 = 10,285.56/x
  3. Step 3: Cross multiply
    31,351.83x = 47,030.46 × 10,285.56
  4. Step 4: Simplify right side
    31,351.83x = 483,734,618.16
  5. Step 5: Solve for x
    x = 483,734,618.16/31,351.83
  6. Step 6: Final answer
    x = 15,429.23

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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.