Home / 39,126.70-58,675.34-14,160.58

Finding the Fourth Proportional to 39,126.70, 58,675.34 and 14,160.58

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Solution

The fourth proportional to 39,126.70, 58,675.34 and 14,160.58 is: 21,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126.70 : 58,675.34 = 14,160.58 : x
  2. Step 2: Convert to fraction form
    39,126.70/58,675.34 = 14,160.58/x
  3. Step 3: Cross multiply
    39,126.70x = 58,675.34 × 14,160.58
  4. Step 4: Simplify right side
    39,126.70x = 830,876,846.10
  5. Step 5: Solve for x
    x = 830,876,846.10/39,126.70
  6. Step 6: Final answer
    x = 21,235.55

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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.