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Finding the Fourth Proportional to 37,458.08, 56,169.48 and 13,749.08

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Solution

The fourth proportional to 37,458.08, 56,169.48 and 13,749.08 is: 20,617.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,458.08 : 56,169.48 = 13,749.08 : x
  2. Step 2: Convert to fraction form
    37,458.08/56,169.48 = 13,749.08/x
  3. Step 3: Cross multiply
    37,458.08x = 56,169.48 × 13,749.08
  4. Step 4: Simplify right side
    37,458.08x = 772,278,444.79
  5. Step 5: Solve for x
    x = 772,278,444.79/37,458.08
  6. Step 6: Final answer
    x = 20,617.14

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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.