Home / 39,187.70-58,755.98-14,223.02

Finding the Fourth Proportional to 39,187.70, 58,755.98 and 14,223.02

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Solution

The fourth proportional to 39,187.70, 58,755.98 and 14,223.02 is: 21,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187.70 : 58,755.98 = 14,223.02 : x
  2. Step 2: Convert to fraction form
    39,187.70/58,755.98 = 14,223.02/x
  3. Step 3: Cross multiply
    39,187.70x = 58,755.98 × 14,223.02
  4. Step 4: Simplify right side
    39,187.70x = 835,687,478.66
  5. Step 5: Solve for x
    x = 835,687,478.66/39,187.70
  6. Step 6: Final answer
    x = 21,325.25

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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.