Home / 37,935.60-56,906.10-11,640.30

Finding the Fourth Proportional to 37,935.60, 56,906.10 and 11,640.30

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Solution

The fourth proportional to 37,935.60, 56,906.10 and 11,640.30 is: 17,461.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,935.60 : 56,906.10 = 11,640.30 : x
  2. Step 2: Convert to fraction form
    37,935.60/56,906.10 = 11,640.30/x
  3. Step 3: Cross multiply
    37,935.60x = 56,906.10 × 11,640.30
  4. Step 4: Simplify right side
    37,935.60x = 662,404,075.83
  5. Step 5: Solve for x
    x = 662,404,075.83/37,935.60
  6. Step 6: Final answer
    x = 17,461.28

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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.