Home / 36,058.56-54,095.40-12,678.72

Finding the Fourth Proportional to 36,058.56, 54,095.40 and 12,678.72

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Solution

The fourth proportional to 36,058.56, 54,095.40 and 12,678.72 is: 19,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,058.56 : 54,095.40 = 12,678.72 : x
  2. Step 2: Convert to fraction form
    36,058.56/54,095.40 = 12,678.72/x
  3. Step 3: Cross multiply
    36,058.56x = 54,095.40 × 12,678.72
  4. Step 4: Simplify right side
    36,058.56x = 685,860,429.89
  5. Step 5: Solve for x
    x = 685,860,429.89/36,058.56
  6. Step 6: Final answer
    x = 19,020.74

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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.