Home / 51,919.32-71,648.67-28,046.01

Finding the Fourth Proportional to 51,919.32, 71,648.67 and 28,046.01

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Solution

The fourth proportional to 51,919.32, 71,648.67 and 28,046.01 is: 38,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,919.32 : 71,648.67 = 28,046.01 : x
  2. Step 2: Convert to fraction form
    51,919.32/71,648.67 = 28,046.01/x
  3. Step 3: Cross multiply
    51,919.32x = 71,648.67 × 28,046.01
  4. Step 4: Simplify right side
    51,919.32x = 2,009,459,315.31
  5. Step 5: Solve for x
    x = 2,009,459,315.31/51,919.32
  6. Step 6: Final answer
    x = 38,703.50

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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.