Home / 14,045.71-21,068.43-5,723.77

Finding the Fourth Proportional to 14,045.71, 21,068.43 and 5,723.77

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Solution

The fourth proportional to 14,045.71, 21,068.43 and 5,723.77 is: 8,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.71 : 21,068.43 = 5,723.77 : x
  2. Step 2: Convert to fraction form
    14,045.71/21,068.43 = 5,723.77/x
  3. Step 3: Cross multiply
    14,045.71x = 21,068.43 × 5,723.77
  4. Step 4: Simplify right side
    14,045.71x = 120,590,847.58
  5. Step 5: Solve for x
    x = 120,590,847.58/14,045.71
  6. Step 6: Final answer
    x = 8,585.60

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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.