Home / 46,128.81-69,193.28-12,848.97

Finding the Fourth Proportional to 46,128.81, 69,193.28 and 12,848.97

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Solution

The fourth proportional to 46,128.81, 69,193.28 and 12,848.97 is: 19,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,128.81 : 69,193.28 = 12,848.97 : x
  2. Step 2: Convert to fraction form
    46,128.81/69,193.28 = 12,848.97/x
  3. Step 3: Cross multiply
    46,128.81x = 69,193.28 × 12,848.97
  4. Step 4: Simplify right side
    46,128.81x = 889,062,378.92
  5. Step 5: Solve for x
    x = 889,062,378.92/46,128.81
  6. Step 6: Final answer
    x = 19,273.47

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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.