Home / 40,670.37-61,005.56-11,087.55

Finding the Fourth Proportional to 40,670.37, 61,005.56 and 11,087.55

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Solution

The fourth proportional to 40,670.37, 61,005.56 and 11,087.55 is: 16,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,670.37 : 61,005.56 = 11,087.55 : x
  2. Step 2: Convert to fraction form
    40,670.37/61,005.56 = 11,087.55/x
  3. Step 3: Cross multiply
    40,670.37x = 61,005.56 × 11,087.55
  4. Step 4: Simplify right side
    40,670.37x = 676,402,141.34
  5. Step 5: Solve for x
    x = 676,402,141.34/40,670.37
  6. Step 6: Final answer
    x = 16,631.33

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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.