Home / 55,396.82-76,444.08-30,246.32

Finding the Fourth Proportional to 55,396.82, 76,444.08 and 30,246.32

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Solution

The fourth proportional to 55,396.82, 76,444.08 and 30,246.32 is: 41,737.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,396.82 : 76,444.08 = 30,246.32 : x
  2. Step 2: Convert to fraction form
    55,396.82/76,444.08 = 30,246.32/x
  3. Step 3: Cross multiply
    55,396.82x = 76,444.08 × 30,246.32
  4. Step 4: Simplify right side
    55,396.82x = 2,312,152,105.79
  5. Step 5: Solve for x
    x = 2,312,152,105.79/55,396.82
  6. Step 6: Final answer
    x = 41,737.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.