Home / 19,223.02-28,835.67-5,372.02

Finding the Fourth Proportional to 19,223.02, 28,835.67 and 5,372.02

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Solution

The fourth proportional to 19,223.02, 28,835.67 and 5,372.02 is: 8,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.02 : 28,835.67 = 5,372.02 : x
  2. Step 2: Convert to fraction form
    19,223.02/28,835.67 = 5,372.02/x
  3. Step 3: Cross multiply
    19,223.02x = 28,835.67 × 5,372.02
  4. Step 4: Simplify right side
    19,223.02x = 154,905,795.95
  5. Step 5: Solve for x
    x = 154,905,795.95/19,223.02
  6. Step 6: Final answer
    x = 8,058.35

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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.