Home / 14,442.24-21,656.64-5,670.72

Finding the Fourth Proportional to 14,442.24, 21,656.64 and 5,670.72

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Solution

The fourth proportional to 14,442.24, 21,656.64 and 5,670.72 is: 8,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.24 : 21,656.64 = 5,670.72 : x
  2. Step 2: Convert to fraction form
    14,442.24/21,656.64 = 5,670.72/x
  3. Step 3: Cross multiply
    14,442.24x = 21,656.64 × 5,670.72
  4. Step 4: Simplify right side
    14,442.24x = 122,808,741.58
  5. Step 5: Solve for x
    x = 122,808,741.58/14,442.24
  6. Step 6: Final answer
    x = 8,503.44

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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.