Home / 46,163.48-69,231.55-12,875.52

Finding the Fourth Proportional to 46,163.48, 69,231.55 and 12,875.52

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Solution

The fourth proportional to 46,163.48, 69,231.55 and 12,875.52 is: 19,309.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,163.48 : 69,231.55 = 12,875.52 : x
  2. Step 2: Convert to fraction form
    46,163.48/69,231.55 = 12,875.52/x
  3. Step 3: Cross multiply
    46,163.48x = 69,231.55 × 12,875.52
  4. Step 4: Simplify right side
    46,163.48x = 891,392,206.66
  5. Step 5: Solve for x
    x = 891,392,206.66/46,163.48
  6. Step 6: Final answer
    x = 19,309.47

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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.