Home / 33,328.32-49,973.76-11,130

Finding the Fourth Proportional to 33,328.32, 49,973.76 and 11,130

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Solution

The fourth proportional to 33,328.32, 49,973.76 and 11,130 is: 16,688.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.32 : 49,973.76 = 11,130 : x
  2. Step 2: Convert to fraction form
    33,328.32/49,973.76 = 11,130/x
  3. Step 3: Cross multiply
    33,328.32x = 49,973.76 × 11,130
  4. Step 4: Simplify right side
    33,328.32x = 556,207,948.80
  5. Step 5: Solve for x
    x = 556,207,948.80/33,328.32
  6. Step 6: Final answer
    x = 16,688.75

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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.