Home / 37,442.13-51,670.26-20,446.53

Finding the Fourth Proportional to 37,442.13, 51,670.26 and 20,446.53

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Solution

The fourth proportional to 37,442.13, 51,670.26 and 20,446.53 is: 28,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,442.13 : 51,670.26 = 20,446.53 : x
  2. Step 2: Convert to fraction form
    37,442.13/51,670.26 = 20,446.53/x
  3. Step 3: Cross multiply
    37,442.13x = 51,670.26 × 20,446.53
  4. Step 4: Simplify right side
    37,442.13x = 1,056,477,521.20
  5. Step 5: Solve for x
    x = 1,056,477,521.20/37,442.13
  6. Step 6: Final answer
    x = 28,216.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.