Home / 46,353.36-69,519-21,377.76

Finding the Fourth Proportional to 46,353.36, 69,519 and 21,377.76

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Solution

The fourth proportional to 46,353.36, 69,519 and 21,377.76 is: 32,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,353.36 : 69,519 = 21,377.76 : x
  2. Step 2: Convert to fraction form
    46,353.36/69,519 = 21,377.76/x
  3. Step 3: Cross multiply
    46,353.36x = 69,519 × 21,377.76
  4. Step 4: Simplify right side
    46,353.36x = 1,486,160,497.44
  5. Step 5: Solve for x
    x = 1,486,160,497.44/46,353.36
  6. Step 6: Final answer
    x = 32,061.55

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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.