Home / 56,327.76-77,718.48-34,518.08

Finding the Fourth Proportional to 56,327.76, 77,718.48 and 34,518.08

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Solution

The fourth proportional to 56,327.76, 77,718.48 and 34,518.08 is: 47,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,327.76 : 77,718.48 = 34,518.08 : x
  2. Step 2: Convert to fraction form
    56,327.76/77,718.48 = 34,518.08/x
  3. Step 3: Cross multiply
    56,327.76x = 77,718.48 × 34,518.08
  4. Step 4: Simplify right side
    56,327.76x = 2,682,692,710.12
  5. Step 5: Solve for x
    x = 2,682,692,710.12/56,327.76
  6. Step 6: Final answer
    x = 47,626.48

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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.