Home / 31,806.54-47,709.83-11,030.06

Finding the Fourth Proportional to 31,806.54, 47,709.83 and 11,030.06

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Solution

The fourth proportional to 31,806.54, 47,709.83 and 11,030.06 is: 16,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,806.54 : 47,709.83 = 11,030.06 : x
  2. Step 2: Convert to fraction form
    31,806.54/47,709.83 = 11,030.06/x
  3. Step 3: Cross multiply
    31,806.54x = 47,709.83 × 11,030.06
  4. Step 4: Simplify right side
    31,806.54x = 526,242,287.49
  5. Step 5: Solve for x
    x = 526,242,287.49/31,806.54
  6. Step 6: Final answer
    x = 16,545.10

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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.