Home / 52,297.06-78,444.90-12,854.53

Finding the Fourth Proportional to 52,297.06, 78,444.90 and 12,854.53

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Solution

The fourth proportional to 52,297.06, 78,444.90 and 12,854.53 is: 19,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,297.06 : 78,444.90 = 12,854.53 : x
  2. Step 2: Convert to fraction form
    52,297.06/78,444.90 = 12,854.53/x
  3. Step 3: Cross multiply
    52,297.06x = 78,444.90 × 12,854.53
  4. Step 4: Simplify right side
    52,297.06x = 1,008,372,320.40
  5. Step 5: Solve for x
    x = 1,008,372,320.40/52,297.06
  6. Step 6: Final answer
    x = 19,281.63

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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.