Home / 35,759.81-49,349.66-20,652.19

Finding the Fourth Proportional to 35,759.81, 49,349.66 and 20,652.19

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Solution

The fourth proportional to 35,759.81, 49,349.66 and 20,652.19 is: 28,500.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.81 : 49,349.66 = 20,652.19 : x
  2. Step 2: Convert to fraction form
    35,759.81/49,349.66 = 20,652.19/x
  3. Step 3: Cross multiply
    35,759.81x = 49,349.66 × 20,652.19
  4. Step 4: Simplify right side
    35,759.81x = 1,019,178,779.97
  5. Step 5: Solve for x
    x = 1,019,178,779.97/35,759.81
  6. Step 6: Final answer
    x = 28,500.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.