Home / 46,011.93-69,017.81-12,731.90

Finding the Fourth Proportional to 46,011.93, 69,017.81 and 12,731.90

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Solution

The fourth proportional to 46,011.93, 69,017.81 and 12,731.90 is: 19,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,011.93 : 69,017.81 = 12,731.90 : x
  2. Step 2: Convert to fraction form
    46,011.93/69,017.81 = 12,731.90/x
  3. Step 3: Cross multiply
    46,011.93x = 69,017.81 × 12,731.90
  4. Step 4: Simplify right side
    46,011.93x = 878,727,964.02
  5. Step 5: Solve for x
    x = 878,727,964.02/46,011.93
  6. Step 6: Final answer
    x = 19,097.83

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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.