Home / 37,079.36-51,156.48-21,152.32

Finding the Fourth Proportional to 37,079.36, 51,156.48 and 21,152.32

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Solution

The fourth proportional to 37,079.36, 51,156.48 and 21,152.32 is: 29,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.36 : 51,156.48 = 21,152.32 : x
  2. Step 2: Convert to fraction form
    37,079.36/51,156.48 = 21,152.32/x
  3. Step 3: Cross multiply
    37,079.36x = 51,156.48 × 21,152.32
  4. Step 4: Simplify right side
    37,079.36x = 1,082,078,235.03
  5. Step 5: Solve for x
    x = 1,082,078,235.03/37,079.36
  6. Step 6: Final answer
    x = 29,182.76

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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.