Home / 14,100.81-21,152.52-4,613.19

Finding the Fourth Proportional to 14,100.81, 21,152.52 and 4,613.19

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Solution

The fourth proportional to 14,100.81, 21,152.52 and 4,613.19 is: 6,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.81 : 21,152.52 = 4,613.19 : x
  2. Step 2: Convert to fraction form
    14,100.81/21,152.52 = 4,613.19/x
  3. Step 3: Cross multiply
    14,100.81x = 21,152.52 × 4,613.19
  4. Step 4: Simplify right side
    14,100.81x = 97,580,593.74
  5. Step 5: Solve for x
    x = 97,580,593.74/14,100.81
  6. Step 6: Final answer
    x = 6,920.21

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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.