Home / 35,928.66-53,890.49-13,435.07

Finding the Fourth Proportional to 35,928.66, 53,890.49 and 13,435.07

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Solution

The fourth proportional to 35,928.66, 53,890.49 and 13,435.07 is: 20,151.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928.66 : 53,890.49 = 13,435.07 : x
  2. Step 2: Convert to fraction form
    35,928.66/53,890.49 = 13,435.07/x
  3. Step 3: Cross multiply
    35,928.66x = 53,890.49 × 13,435.07
  4. Step 4: Simplify right side
    35,928.66x = 724,022,231.83
  5. Step 5: Solve for x
    x = 724,022,231.83/35,928.66
  6. Step 6: Final answer
    x = 20,151.66

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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.