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Finding the Fourth Proportional to 35,657.68, 53,453.64 and 16,946.56

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Solution

The fourth proportional to 35,657.68, 53,453.64 and 16,946.56 is: 25,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.68 : 53,453.64 = 16,946.56 : x
  2. Step 2: Convert to fraction form
    35,657.68/53,453.64 = 16,946.56/x
  3. Step 3: Cross multiply
    35,657.68x = 53,453.64 × 16,946.56
  4. Step 4: Simplify right side
    35,657.68x = 905,855,317.48
  5. Step 5: Solve for x
    x = 905,855,317.48/35,657.68
  6. Step 6: Final answer
    x = 25,404.21

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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.