Home / 14,000.72-19,317.96-10,642.64

Finding the Fourth Proportional to 14,000.72, 19,317.96 and 10,642.64

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Solution

The fourth proportional to 14,000.72, 19,317.96 and 10,642.64 is: 14,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.72 : 19,317.96 = 10,642.64 : x
  2. Step 2: Convert to fraction form
    14,000.72/19,317.96 = 10,642.64/x
  3. Step 3: Cross multiply
    14,000.72x = 19,317.96 × 10,642.64
  4. Step 4: Simplify right side
    14,000.72x = 205,594,093.81
  5. Step 5: Solve for x
    x = 205,594,093.81/14,000.72
  6. Step 6: Final answer
    x = 14,684.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.