Home / 36,987.84-51,035.67-21,068.10

Finding the Fourth Proportional to 36,987.84, 51,035.67 and 21,068.10

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Solution

The fourth proportional to 36,987.84, 51,035.67 and 21,068.10 is: 29,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,987.84 : 51,035.67 = 21,068.10 : x
  2. Step 2: Convert to fraction form
    36,987.84/51,035.67 = 21,068.10/x
  3. Step 3: Cross multiply
    36,987.84x = 51,035.67 × 21,068.10
  4. Step 4: Simplify right side
    36,987.84x = 1,075,224,599.13
  5. Step 5: Solve for x
    x = 1,075,224,599.13/36,987.84
  6. Step 6: Final answer
    x = 29,069.68

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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.