Home / 40,005.06-55,204.70-23,890.55

Finding the Fourth Proportional to 40,005.06, 55,204.70 and 23,890.55

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Solution

The fourth proportional to 40,005.06, 55,204.70 and 23,890.55 is: 32,967.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,005.06 : 55,204.70 = 23,890.55 : x
  2. Step 2: Convert to fraction form
    40,005.06/55,204.70 = 23,890.55/x
  3. Step 3: Cross multiply
    40,005.06x = 55,204.70 × 23,890.55
  4. Step 4: Simplify right side
    40,005.06x = 1,318,870,250.11
  5. Step 5: Solve for x
    x = 1,318,870,250.11/40,005.06
  6. Step 6: Final answer
    x = 32,967.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.