Home / 30,818.89-46,227.93-7,445.17

Finding the Fourth Proportional to 30,818.89, 46,227.93 and 7,445.17

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Solution

The fourth proportional to 30,818.89, 46,227.93 and 7,445.17 is: 11,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,818.89 : 46,227.93 = 7,445.17 : x
  2. Step 2: Convert to fraction form
    30,818.89/46,227.93 = 7,445.17/x
  3. Step 3: Cross multiply
    30,818.89x = 46,227.93 × 7,445.17
  4. Step 4: Simplify right side
    30,818.89x = 344,174,797.60
  5. Step 5: Solve for x
    x = 344,174,797.60/30,818.89
  6. Step 6: Final answer
    x = 11,167.66

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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.