Home / 37,405.28-56,113.76-11,112.64

Finding the Fourth Proportional to 37,405.28, 56,113.76 and 11,112.64

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Solution

The fourth proportional to 37,405.28, 56,113.76 and 11,112.64 is: 16,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,405.28 : 56,113.76 = 11,112.64 : x
  2. Step 2: Convert to fraction form
    37,405.28/56,113.76 = 11,112.64/x
  3. Step 3: Cross multiply
    37,405.28x = 56,113.76 × 11,112.64
  4. Step 4: Simplify right side
    37,405.28x = 623,572,013.93
  5. Step 5: Solve for x
    x = 623,572,013.93/37,405.28
  6. Step 6: Final answer
    x = 16,670.69

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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.