Home / 46,127.31-69,191.03-12,847.47

Finding the Fourth Proportional to 46,127.31, 69,191.03 and 12,847.47

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Solution

The fourth proportional to 46,127.31, 69,191.03 and 12,847.47 is: 19,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,127.31 : 69,191.03 = 12,847.47 : x
  2. Step 2: Convert to fraction form
    46,127.31/69,191.03 = 12,847.47/x
  3. Step 3: Cross multiply
    46,127.31x = 69,191.03 × 12,847.47
  4. Step 4: Simplify right side
    46,127.31x = 888,929,682.19
  5. Step 5: Solve for x
    x = 888,929,682.19/46,127.31
  6. Step 6: Final answer
    x = 19,271.22

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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.