Home / 37,715.12-52,041.08-21,796.50

Finding the Fourth Proportional to 37,715.12, 52,041.08 and 21,796.50

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Solution

The fourth proportional to 37,715.12, 52,041.08 and 21,796.50 is: 30,075.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,715.12 : 52,041.08 = 21,796.50 : x
  2. Step 2: Convert to fraction form
    37,715.12/52,041.08 = 21,796.50/x
  3. Step 3: Cross multiply
    37,715.12x = 52,041.08 × 21,796.50
  4. Step 4: Simplify right side
    37,715.12x = 1,134,313,400.22
  5. Step 5: Solve for x
    x = 1,134,313,400.22/37,715.12
  6. Step 6: Final answer
    x = 30,075.83

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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.