Home / 40,803.55-61,200.47-11,224.39

Finding the Fourth Proportional to 40,803.55, 61,200.47 and 11,224.39

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Solution

The fourth proportional to 40,803.55, 61,200.47 and 11,224.39 is: 16,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803.55 : 61,200.47 = 11,224.39 : x
  2. Step 2: Convert to fraction form
    40,803.55/61,200.47 = 11,224.39/x
  3. Step 3: Cross multiply
    40,803.55x = 61,200.47 × 11,224.39
  4. Step 4: Simplify right side
    40,803.55x = 686,937,887.34
  5. Step 5: Solve for x
    x = 686,937,887.34/40,803.55
  6. Step 6: Final answer
    x = 16,835.25

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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.