Home / 30,935.76-46,406.92-9,877.52

Finding the Fourth Proportional to 30,935.76, 46,406.92 and 9,877.52

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Solution

The fourth proportional to 30,935.76, 46,406.92 and 9,877.52 is: 14,817.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935.76 : 46,406.92 = 9,877.52 : x
  2. Step 2: Convert to fraction form
    30,935.76/46,406.92 = 9,877.52/x
  3. Step 3: Cross multiply
    30,935.76x = 46,406.92 × 9,877.52
  4. Step 4: Simplify right side
    30,935.76x = 458,385,280.44
  5. Step 5: Solve for x
    x = 458,385,280.44/30,935.76
  6. Step 6: Final answer
    x = 14,817.33

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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.