Home / 28,831.91-43,246.31-11,071.08

Finding the Fourth Proportional to 28,831.91, 43,246.31 and 11,071.08

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Solution

The fourth proportional to 28,831.91, 43,246.31 and 11,071.08 is: 16,606.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,831.91 : 43,246.31 = 11,071.08 : x
  2. Step 2: Convert to fraction form
    28,831.91/43,246.31 = 11,071.08/x
  3. Step 3: Cross multiply
    28,831.91x = 43,246.31 × 11,071.08
  4. Step 4: Simplify right side
    28,831.91x = 478,783,302.36
  5. Step 5: Solve for x
    x = 478,783,302.36/28,831.91
  6. Step 6: Final answer
    x = 16,606.02

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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.