Home / 46,127.81-69,191.78-12,847.97

Finding the Fourth Proportional to 46,127.81, 69,191.78 and 12,847.97

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Solution

The fourth proportional to 46,127.81, 69,191.78 and 12,847.97 is: 19,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,127.81 : 69,191.78 = 12,847.97 : x
  2. Step 2: Convert to fraction form
    46,127.81/69,191.78 = 12,847.97/x
  3. Step 3: Cross multiply
    46,127.81x = 69,191.78 × 12,847.97
  4. Step 4: Simplify right side
    46,127.81x = 888,973,503.49
  5. Step 5: Solve for x
    x = 888,973,503.49/46,127.81
  6. Step 6: Final answer
    x = 19,271.97

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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.