Home / 35,545.68-53,318.40-33,380.64

Finding the Fourth Proportional to 35,545.68, 53,318.40 and 33,380.64

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Solution

The fourth proportional to 35,545.68, 53,318.40 and 33,380.64 is: 50,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,545.68 : 53,318.40 = 33,380.64 : x
  2. Step 2: Convert to fraction form
    35,545.68/53,318.40 = 33,380.64/x
  3. Step 3: Cross multiply
    35,545.68x = 53,318.40 × 33,380.64
  4. Step 4: Simplify right side
    35,545.68x = 1,779,802,315.78
  5. Step 5: Solve for x
    x = 1,779,802,315.78/35,545.68
  6. Step 6: Final answer
    x = 50,070.85

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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.