Home / 51,484.86-71,027.99-31,325.58

Finding the Fourth Proportional to 51,484.86, 71,027.99 and 31,325.58

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Solution

The fourth proportional to 51,484.86, 71,027.99 and 31,325.58 is: 43,216.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,484.86 : 71,027.99 = 31,325.58 : x
  2. Step 2: Convert to fraction form
    51,484.86/71,027.99 = 31,325.58/x
  3. Step 3: Cross multiply
    51,484.86x = 71,027.99 × 31,325.58
  4. Step 4: Simplify right side
    51,484.86x = 2,224,992,471.22
  5. Step 5: Solve for x
    x = 2,224,992,471.22/51,484.86
  6. Step 6: Final answer
    x = 43,216.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.