Home / 35,790.08-53,685.05-9,136.06

Finding the Fourth Proportional to 35,790.08, 53,685.05 and 9,136.06

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Solution

The fourth proportional to 35,790.08, 53,685.05 and 9,136.06 is: 13,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,790.08 : 53,685.05 = 9,136.06 : x
  2. Step 2: Convert to fraction form
    35,790.08/53,685.05 = 9,136.06/x
  3. Step 3: Cross multiply
    35,790.08x = 53,685.05 × 9,136.06
  4. Step 4: Simplify right side
    35,790.08x = 490,469,939.27
  5. Step 5: Solve for x
    x = 490,469,939.27/35,790.08
  6. Step 6: Final answer
    x = 13,704.08

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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.