Home / 40,613.87-60,916.96-12,526.38

Finding the Fourth Proportional to 40,613.87, 60,916.96 and 12,526.38

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Solution

The fourth proportional to 40,613.87, 60,916.96 and 12,526.38 is: 18,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,613.87 : 60,916.96 = 12,526.38 : x
  2. Step 2: Convert to fraction form
    40,613.87/60,916.96 = 12,526.38/x
  3. Step 3: Cross multiply
    40,613.87x = 60,916.96 × 12,526.38
  4. Step 4: Simplify right side
    40,613.87x = 763,069,281.87
  5. Step 5: Solve for x
    x = 763,069,281.87/40,613.87
  6. Step 6: Final answer
    x = 18,788.39

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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.