Home / 36,977.32-51,028.58-20,210.28

Finding the Fourth Proportional to 36,977.32, 51,028.58 and 20,210.28

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Solution

The fourth proportional to 36,977.32, 51,028.58 and 20,210.28 is: 27,890.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,977.32 : 51,028.58 = 20,210.28 : x
  2. Step 2: Convert to fraction form
    36,977.32/51,028.58 = 20,210.28/x
  3. Step 3: Cross multiply
    36,977.32x = 51,028.58 × 20,210.28
  4. Step 4: Simplify right side
    36,977.32x = 1,031,301,889.80
  5. Step 5: Solve for x
    x = 1,031,301,889.80/36,977.32
  6. Step 6: Final answer
    x = 27,890.12

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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.