Home / 35,928.86-53,890.92-13,435.16

Finding the Fourth Proportional to 35,928.86, 53,890.92 and 13,435.16

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Solution

The fourth proportional to 35,928.86, 53,890.92 and 13,435.16 is: 20,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928.86 : 53,890.92 = 13,435.16 : x
  2. Step 2: Convert to fraction form
    35,928.86/53,890.92 = 13,435.16/x
  3. Step 3: Cross multiply
    35,928.86x = 53,890.92 × 13,435.16
  4. Step 4: Simplify right side
    35,928.86x = 724,032,863.29
  5. Step 5: Solve for x
    x = 724,032,863.29/35,928.86
  6. Step 6: Final answer
    x = 20,151.85

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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.