Home / 37,455.06-56,168.28-12,490.32

Finding the Fourth Proportional to 37,455.06, 56,168.28 and 12,490.32

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Solution

The fourth proportional to 37,455.06, 56,168.28 and 12,490.32 is: 18,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,455.06 : 56,168.28 = 12,490.32 : x
  2. Step 2: Convert to fraction form
    37,455.06/56,168.28 = 12,490.32/x
  3. Step 3: Cross multiply
    37,455.06x = 56,168.28 × 12,490.32
  4. Step 4: Simplify right side
    37,455.06x = 701,559,791.05
  5. Step 5: Solve for x
    x = 701,559,791.05/37,455.06
  6. Step 6: Final answer
    x = 18,730.71

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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.