Home / 46,257.40-69,331.44-21,274.56

Finding the Fourth Proportional to 46,257.40, 69,331.44 and 21,274.56

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Solution

The fourth proportional to 46,257.40, 69,331.44 and 21,274.56 is: 31,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,257.40 : 69,331.44 = 21,274.56 : x
  2. Step 2: Convert to fraction form
    46,257.40/69,331.44 = 21,274.56/x
  3. Step 3: Cross multiply
    46,257.40x = 69,331.44 × 21,274.56
  4. Step 4: Simplify right side
    46,257.40x = 1,474,995,880.17
  5. Step 5: Solve for x
    x = 1,474,995,880.17/46,257.40
  6. Step 6: Final answer
    x = 31,886.70

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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.