Home / 37,580.19-56,376.75-12,622.64

Finding the Fourth Proportional to 37,580.19, 56,376.75 and 12,622.64

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Solution

The fourth proportional to 37,580.19, 56,376.75 and 12,622.64 is: 18,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,580.19 : 56,376.75 = 12,622.64 : x
  2. Step 2: Convert to fraction form
    37,580.19/56,376.75 = 12,622.64/x
  3. Step 3: Cross multiply
    37,580.19x = 56,376.75 × 12,622.64
  4. Step 4: Simplify right side
    37,580.19x = 711,623,137.74
  5. Step 5: Solve for x
    x = 711,623,137.74/37,580.19
  6. Step 6: Final answer
    x = 18,936.12

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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.