Home / 38,669.50-53,363-22,754.98

Finding the Fourth Proportional to 38,669.50, 53,363 and 22,754.98

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Solution

The fourth proportional to 38,669.50, 53,363 and 22,754.98 is: 31,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,669.50 : 53,363 = 22,754.98 : x
  2. Step 2: Convert to fraction form
    38,669.50/53,363 = 22,754.98/x
  3. Step 3: Cross multiply
    38,669.50x = 53,363 × 22,754.98
  4. Step 4: Simplify right side
    38,669.50x = 1,214,273,997.74
  5. Step 5: Solve for x
    x = 1,214,273,997.74/38,669.50
  6. Step 6: Final answer
    x = 31,401.34

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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.