Home / 31,809.68-47,736.38-11,033.18

Finding the Fourth Proportional to 31,809.68, 47,736.38 and 11,033.18

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Solution

The fourth proportional to 31,809.68, 47,736.38 and 11,033.18 is: 16,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,809.68 : 47,736.38 = 11,033.18 : x
  2. Step 2: Convert to fraction form
    31,809.68/47,736.38 = 11,033.18/x
  3. Step 3: Cross multiply
    31,809.68x = 47,736.38 × 11,033.18
  4. Step 4: Simplify right side
    31,809.68x = 526,683,779.24
  5. Step 5: Solve for x
    x = 526,683,779.24/31,809.68
  6. Step 6: Final answer
    x = 16,557.35

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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.