Home / 31,410.85-47,122.04-10,352.13

Finding the Fourth Proportional to 31,410.85, 47,122.04 and 10,352.13

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Solution

The fourth proportional to 31,410.85, 47,122.04 and 10,352.13 is: 15,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,410.85 : 47,122.04 = 10,352.13 : x
  2. Step 2: Convert to fraction form
    31,410.85/47,122.04 = 10,352.13/x
  3. Step 3: Cross multiply
    31,410.85x = 47,122.04 × 10,352.13
  4. Step 4: Simplify right side
    31,410.85x = 487,813,509.83
  5. Step 5: Solve for x
    x = 487,813,509.83/31,410.85
  6. Step 6: Final answer
    x = 15,530.10

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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.