Home / 25,302.53-37,902.84-12,613.98

Finding the Fourth Proportional to 25,302.53, 37,902.84 and 12,613.98

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Solution

The fourth proportional to 25,302.53, 37,902.84 and 12,613.98 is: 18,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302.53 : 37,902.84 = 12,613.98 : x
  2. Step 2: Convert to fraction form
    25,302.53/37,902.84 = 12,613.98/x
  3. Step 3: Cross multiply
    25,302.53x = 37,902.84 × 12,613.98
  4. Step 4: Simplify right side
    25,302.53x = 478,105,547.33
  5. Step 5: Solve for x
    x = 478,105,547.33/25,302.53
  6. Step 6: Final answer
    x = 18,895.57

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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.