Home / 35,662.69-49,199.04-21,507.67

Finding the Fourth Proportional to 35,662.69, 49,199.04 and 21,507.67

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Solution

The fourth proportional to 35,662.69, 49,199.04 and 21,507.67 is: 29,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,662.69 : 49,199.04 = 21,507.67 : x
  2. Step 2: Convert to fraction form
    35,662.69/49,199.04 = 21,507.67/x
  3. Step 3: Cross multiply
    35,662.69x = 49,199.04 × 21,507.67
  4. Step 4: Simplify right side
    35,662.69x = 1,058,156,716.64
  5. Step 5: Solve for x
    x = 1,058,156,716.64/35,662.69
  6. Step 6: Final answer
    x = 29,671.25

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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.