Home / 30,946.38-46,439.08-13,177.02

Finding the Fourth Proportional to 30,946.38, 46,439.08 and 13,177.02

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Solution

The fourth proportional to 30,946.38, 46,439.08 and 13,177.02 is: 19,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,946.38 : 46,439.08 = 13,177.02 : x
  2. Step 2: Convert to fraction form
    30,946.38/46,439.08 = 13,177.02/x
  3. Step 3: Cross multiply
    30,946.38x = 46,439.08 × 13,177.02
  4. Step 4: Simplify right side
    30,946.38x = 611,928,685.94
  5. Step 5: Solve for x
    x = 611,928,685.94/30,946.38
  6. Step 6: Final answer
    x = 19,773.84

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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.