Home / 38,883.63-58,334.70-12,588.36

Finding the Fourth Proportional to 38,883.63, 58,334.70 and 12,588.36

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Solution

The fourth proportional to 38,883.63, 58,334.70 and 12,588.36 is: 18,885.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883.63 : 58,334.70 = 12,588.36 : x
  2. Step 2: Convert to fraction form
    38,883.63/58,334.70 = 12,588.36/x
  3. Step 3: Cross multiply
    38,883.63x = 58,334.70 × 12,588.36
  4. Step 4: Simplify right side
    38,883.63x = 734,338,204.09
  5. Step 5: Solve for x
    x = 734,338,204.09/38,883.63
  6. Step 6: Final answer
    x = 18,885.54

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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.