Home / 34,318.49-47,350.98-21,573.81

Finding the Fourth Proportional to 34,318.49, 47,350.98 and 21,573.81

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Solution

The fourth proportional to 34,318.49, 47,350.98 and 21,573.81 is: 29,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,318.49 : 47,350.98 = 21,573.81 : x
  2. Step 2: Convert to fraction form
    34,318.49/47,350.98 = 21,573.81/x
  3. Step 3: Cross multiply
    34,318.49x = 47,350.98 × 21,573.81
  4. Step 4: Simplify right side
    34,318.49x = 1,021,541,045.83
  5. Step 5: Solve for x
    x = 1,021,541,045.83/34,318.49
  6. Step 6: Final answer
    x = 29,766.50

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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.