Home / 19,184.64-28,777.02-5,333.64

Finding the Fourth Proportional to 19,184.64, 28,777.02 and 5,333.64

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Solution

The fourth proportional to 19,184.64, 28,777.02 and 5,333.64 is: 8,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.64 : 28,777.02 = 5,333.64 : x
  2. Step 2: Convert to fraction form
    19,184.64/28,777.02 = 5,333.64/x
  3. Step 3: Cross multiply
    19,184.64x = 28,777.02 × 5,333.64
  4. Step 4: Simplify right side
    19,184.64x = 153,486,264.95
  5. Step 5: Solve for x
    x = 153,486,264.95/19,184.64
  6. Step 6: Final answer
    x = 8,000.48

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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.