Home / 14,466.64-21,700.32-4,078

Finding the Fourth Proportional to 14,466.64, 21,700.32 and 4,078

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Solution

The fourth proportional to 14,466.64, 21,700.32 and 4,078 is: 6,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,466.64 : 21,700.32 = 4,078 : x
  2. Step 2: Convert to fraction form
    14,466.64/21,700.32 = 4,078/x
  3. Step 3: Cross multiply
    14,466.64x = 21,700.32 × 4,078
  4. Step 4: Simplify right side
    14,466.64x = 88,493,904.96
  5. Step 5: Solve for x
    x = 88,493,904.96/14,466.64
  6. Step 6: Final answer
    x = 6,117.10

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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.