Home / 28,952.16-43,428.48-8,175.84

Finding the Fourth Proportional to 28,952.16, 43,428.48 and 8,175.84

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Solution

The fourth proportional to 28,952.16, 43,428.48 and 8,175.84 is: 12,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.16 : 43,428.48 = 8,175.84 : x
  2. Step 2: Convert to fraction form
    28,952.16/43,428.48 = 8,175.84/x
  3. Step 3: Cross multiply
    28,952.16x = 43,428.48 × 8,175.84
  4. Step 4: Simplify right side
    28,952.16x = 355,064,303.92
  5. Step 5: Solve for x
    x = 355,064,303.92/28,952.16
  6. Step 6: Final answer
    x = 12,263.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.