Home / 36,972.35-51,030.91-21,066.18

Finding the Fourth Proportional to 36,972.35, 51,030.91 and 21,066.18

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Solution

The fourth proportional to 36,972.35, 51,030.91 and 21,066.18 is: 29,076.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,972.35 : 51,030.91 = 21,066.18 : x
  2. Step 2: Convert to fraction form
    36,972.35/51,030.91 = 21,066.18/x
  3. Step 3: Cross multiply
    36,972.35x = 51,030.91 × 21,066.18
  4. Step 4: Simplify right side
    36,972.35x = 1,075,026,080.47
  5. Step 5: Solve for x
    x = 1,075,026,080.47/36,972.35
  6. Step 6: Final answer
    x = 29,076.49

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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.