Home / 30,847.32-46,261.40-11,123.32

Finding the Fourth Proportional to 30,847.32, 46,261.40 and 11,123.32

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Solution

The fourth proportional to 30,847.32, 46,261.40 and 11,123.32 is: 16,681.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,847.32 : 46,261.40 = 11,123.32 : x
  2. Step 2: Convert to fraction form
    30,847.32/46,261.40 = 11,123.32/x
  3. Step 3: Cross multiply
    30,847.32x = 46,261.40 × 11,123.32
  4. Step 4: Simplify right side
    30,847.32x = 514,580,355.85
  5. Step 5: Solve for x
    x = 514,580,355.85/30,847.32
  6. Step 6: Final answer
    x = 16,681.53

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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.