Home / 36,985.38-51,037.07-21,066.72

Finding the Fourth Proportional to 36,985.38, 51,037.07 and 21,066.72

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Solution

The fourth proportional to 36,985.38, 51,037.07 and 21,066.72 is: 29,070.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,985.38 : 51,037.07 = 21,066.72 : x
  2. Step 2: Convert to fraction form
    36,985.38/51,037.07 = 21,066.72/x
  3. Step 3: Cross multiply
    36,985.38x = 51,037.07 × 21,066.72
  4. Step 4: Simplify right side
    36,985.38x = 1,075,183,557.98
  5. Step 5: Solve for x
    x = 1,075,183,557.98/36,985.38
  6. Step 6: Final answer
    x = 29,070.50

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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.