Home / 38,845.15-58,259.30-13,886.93

Finding the Fourth Proportional to 38,845.15, 58,259.30 and 13,886.93

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Solution

The fourth proportional to 38,845.15, 58,259.30 and 13,886.93 is: 20,827.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845.15 : 58,259.30 = 13,886.93 : x
  2. Step 2: Convert to fraction form
    38,845.15/58,259.30 = 13,886.93/x
  3. Step 3: Cross multiply
    38,845.15x = 58,259.30 × 13,886.93
  4. Step 4: Simplify right side
    38,845.15x = 809,042,897.16
  5. Step 5: Solve for x
    x = 809,042,897.16/38,845.15
  6. Step 6: Final answer
    x = 20,827.39

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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.