Home / 34,384.35-51,543.57-21,865.62

Finding the Fourth Proportional to 34,384.35, 51,543.57 and 21,865.62

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Solution

The fourth proportional to 34,384.35, 51,543.57 and 21,865.62 is: 32,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,384.35 : 51,543.57 = 21,865.62 : x
  2. Step 2: Convert to fraction form
    34,384.35/51,543.57 = 21,865.62/x
  3. Step 3: Cross multiply
    34,384.35x = 51,543.57 × 21,865.62
  4. Step 4: Simplify right side
    34,384.35x = 1,127,032,115.06
  5. Step 5: Solve for x
    x = 1,127,032,115.06/34,384.35
  6. Step 6: Final answer
    x = 32,777.47

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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.