Home / 36,158.67-54,253.58-19,515.39

Finding the Fourth Proportional to 36,158.67, 54,253.58 and 19,515.39

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Solution

The fourth proportional to 36,158.67, 54,253.58 and 19,515.39 is: 29,281.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,158.67 : 54,253.58 = 19,515.39 : x
  2. Step 2: Convert to fraction form
    36,158.67/54,253.58 = 19,515.39/x
  3. Step 3: Cross multiply
    36,158.67x = 54,253.58 × 19,515.39
  4. Step 4: Simplify right side
    36,158.67x = 1,058,779,516.58
  5. Step 5: Solve for x
    x = 1,058,779,516.58/36,158.67
  6. Step 6: Final answer
    x = 29,281.48

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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.