Home / 40,901.37-61,353.41-11,316.72

Finding the Fourth Proportional to 40,901.37, 61,353.41 and 11,316.72

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Solution

The fourth proportional to 40,901.37, 61,353.41 and 11,316.72 is: 16,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,901.37 : 61,353.41 = 11,316.72 : x
  2. Step 2: Convert to fraction form
    40,901.37/61,353.41 = 11,316.72/x
  3. Step 3: Cross multiply
    40,901.37x = 61,353.41 × 11,316.72
  4. Step 4: Simplify right side
    40,901.37x = 694,319,362.02
  5. Step 5: Solve for x
    x = 694,319,362.02/40,901.37
  6. Step 6: Final answer
    x = 16,975.45

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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.