Home / 37,137.99-55,695.60-13,442.70

Finding the Fourth Proportional to 37,137.99, 55,695.60 and 13,442.70

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Solution

The fourth proportional to 37,137.99, 55,695.60 and 13,442.70 is: 20,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,137.99 : 55,695.60 = 13,442.70 : x
  2. Step 2: Convert to fraction form
    37,137.99/55,695.60 = 13,442.70/x
  3. Step 3: Cross multiply
    37,137.99x = 55,695.60 × 13,442.70
  4. Step 4: Simplify right side
    37,137.99x = 748,699,242.12
  5. Step 5: Solve for x
    x = 748,699,242.12/37,137.99
  6. Step 6: Final answer
    x = 20,159.93

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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.