Home / 36,278.72-54,407.74-14,087.35

Finding the Fourth Proportional to 36,278.72, 54,407.74 and 14,087.35

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Solution

The fourth proportional to 36,278.72, 54,407.74 and 14,087.35 is: 21,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.72 : 54,407.74 = 14,087.35 : x
  2. Step 2: Convert to fraction form
    36,278.72/54,407.74 = 14,087.35/x
  3. Step 3: Cross multiply
    36,278.72x = 54,407.74 × 14,087.35
  4. Step 4: Simplify right side
    36,278.72x = 766,460,876.09
  5. Step 5: Solve for x
    x = 766,460,876.09/36,278.72
  6. Step 6: Final answer
    x = 21,127.01

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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.