Home / 36,986.48-51,050.28-21,074.84

Finding the Fourth Proportional to 36,986.48, 51,050.28 and 21,074.84

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Solution

The fourth proportional to 36,986.48, 51,050.28 and 21,074.84 is: 29,088.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986.48 : 51,050.28 = 21,074.84 : x
  2. Step 2: Convert to fraction form
    36,986.48/51,050.28 = 21,074.84/x
  3. Step 3: Cross multiply
    36,986.48x = 51,050.28 × 21,074.84
  4. Step 4: Simplify right side
    36,986.48x = 1,075,876,482.96
  5. Step 5: Solve for x
    x = 1,075,876,482.96/36,986.48
  6. Step 6: Final answer
    x = 29,088.37

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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.