Home / 37,623.80-56,435.70-18,961.40

Finding the Fourth Proportional to 37,623.80, 56,435.70 and 18,961.40

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Solution

The fourth proportional to 37,623.80, 56,435.70 and 18,961.40 is: 28,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,623.80 : 56,435.70 = 18,961.40 : x
  2. Step 2: Convert to fraction form
    37,623.80/56,435.70 = 18,961.40/x
  3. Step 3: Cross multiply
    37,623.80x = 56,435.70 × 18,961.40
  4. Step 4: Simplify right side
    37,623.80x = 1,070,099,881.98
  5. Step 5: Solve for x
    x = 1,070,099,881.98/37,623.80
  6. Step 6: Final answer
    x = 28,442.10

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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.