Home / 37,647.63-56,459.92-12,680.98

Finding the Fourth Proportional to 37,647.63, 56,459.92 and 12,680.98

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Solution

The fourth proportional to 37,647.63, 56,459.92 and 12,680.98 is: 19,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,647.63 : 56,459.92 = 12,680.98 : x
  2. Step 2: Convert to fraction form
    37,647.63/56,459.92 = 12,680.98/x
  3. Step 3: Cross multiply
    37,647.63x = 56,459.92 × 12,680.98
  4. Step 4: Simplify right side
    37,647.63x = 715,967,084.62
  5. Step 5: Solve for x
    x = 715,967,084.62/37,647.63
  6. Step 6: Final answer
    x = 19,017.59

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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.