Home / 39,211.60-58,822.80-14,245.60

Finding the Fourth Proportional to 39,211.60, 58,822.80 and 14,245.60

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Solution

The fourth proportional to 39,211.60, 58,822.80 and 14,245.60 is: 21,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,211.60 : 58,822.80 = 14,245.60 : x
  2. Step 2: Convert to fraction form
    39,211.60/58,822.80 = 14,245.60/x
  3. Step 3: Cross multiply
    39,211.60x = 58,822.80 × 14,245.60
  4. Step 4: Simplify right side
    39,211.60x = 837,966,079.68
  5. Step 5: Solve for x
    x = 837,966,079.68/39,211.60
  6. Step 6: Final answer
    x = 21,370.36

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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.