Home / 37,407.12-56,143.44-31,567.92

Finding the Fourth Proportional to 37,407.12, 56,143.44 and 31,567.92

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Solution

The fourth proportional to 37,407.12, 56,143.44 and 31,567.92 is: 47,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,407.12 : 56,143.44 = 31,567.92 : x
  2. Step 2: Convert to fraction form
    37,407.12/56,143.44 = 31,567.92/x
  3. Step 3: Cross multiply
    37,407.12x = 56,143.44 × 31,567.92
  4. Step 4: Simplify right side
    37,407.12x = 1,772,331,622.44
  5. Step 5: Solve for x
    x = 1,772,331,622.44/37,407.12
  6. Step 6: Final answer
    x = 47,379.53

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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.