Home / 36,533.02-54,766.62-13,143

Finding the Fourth Proportional to 36,533.02, 54,766.62 and 13,143

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Solution

The fourth proportional to 36,533.02, 54,766.62 and 13,143 is: 19,702.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,533.02 : 54,766.62 = 13,143 : x
  2. Step 2: Convert to fraction form
    36,533.02/54,766.62 = 13,143/x
  3. Step 3: Cross multiply
    36,533.02x = 54,766.62 × 13,143
  4. Step 4: Simplify right side
    36,533.02x = 719,797,686.66
  5. Step 5: Solve for x
    x = 719,797,686.66/36,533.02
  6. Step 6: Final answer
    x = 19,702.66

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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.