Home / 14,212.96-19,613.93-7,925.74

Finding the Fourth Proportional to 14,212.96, 19,613.93 and 7,925.74

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Solution

The fourth proportional to 14,212.96, 19,613.93 and 7,925.74 is: 10,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.96 : 19,613.93 = 7,925.74 : x
  2. Step 2: Convert to fraction form
    14,212.96/19,613.93 = 7,925.74/x
  3. Step 3: Cross multiply
    14,212.96x = 19,613.93 × 7,925.74
  4. Step 4: Simplify right side
    14,212.96x = 155,454,820.89
  5. Step 5: Solve for x
    x = 155,454,820.89/14,212.96
  6. Step 6: Final answer
    x = 10,937.54

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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.