Home / 50,172.96-69,240.84-28,952.16

Finding the Fourth Proportional to 50,172.96, 69,240.84 and 28,952.16

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Solution

The fourth proportional to 50,172.96, 69,240.84 and 28,952.16 is: 39,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,172.96 : 69,240.84 = 28,952.16 : x
  2. Step 2: Convert to fraction form
    50,172.96/69,240.84 = 28,952.16/x
  3. Step 3: Cross multiply
    50,172.96x = 69,240.84 × 28,952.16
  4. Step 4: Simplify right side
    50,172.96x = 2,004,671,878.21
  5. Step 5: Solve for x
    x = 2,004,671,878.21/50,172.96
  6. Step 6: Final answer
    x = 39,955.22

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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.