Home / 28,041.34-38,694.76-15,466.09

Finding the Fourth Proportional to 28,041.34, 38,694.76 and 15,466.09

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Solution

The fourth proportional to 28,041.34, 38,694.76 and 15,466.09 is: 21,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.34 : 38,694.76 = 15,466.09 : x
  2. Step 2: Convert to fraction form
    28,041.34/38,694.76 = 15,466.09/x
  3. Step 3: Cross multiply
    28,041.34x = 38,694.76 × 15,466.09
  4. Step 4: Simplify right side
    28,041.34x = 598,456,640.69
  5. Step 5: Solve for x
    x = 598,456,640.69/28,041.34
  6. Step 6: Final answer
    x = 21,341.94

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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.