Home / 14,403.32-21,590.15-5,516.23

Finding the Fourth Proportional to 14,403.32, 21,590.15 and 5,516.23

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Solution

The fourth proportional to 14,403.32, 21,590.15 and 5,516.23 is: 8,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.32 : 21,590.15 = 5,516.23 : x
  2. Step 2: Convert to fraction form
    14,403.32/21,590.15 = 5,516.23/x
  3. Step 3: Cross multiply
    14,403.32x = 21,590.15 × 5,516.23
  4. Step 4: Simplify right side
    14,403.32x = 119,096,151.58
  5. Step 5: Solve for x
    x = 119,096,151.58/14,403.32
  6. Step 6: Final answer
    x = 8,268.66

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1.5x scale

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.