Home / 28,847.00-39,809.12-16,750.10

Finding the Fourth Proportional to 28,847.00, 39,809.12 and 16,750.10

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Solution

The fourth proportional to 28,847.00, 39,809.12 and 16,750.10 is: 23,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,847.00 : 39,809.12 = 16,750.10 : x
  2. Step 2: Convert to fraction form
    28,847.00/39,809.12 = 16,750.10/x
  3. Step 3: Cross multiply
    28,847.00x = 39,809.12 × 16,750.10
  4. Step 4: Simplify right side
    28,847.00x = 666,806,458.12
  5. Step 5: Solve for x
    x = 666,806,458.12/28,847.00
  6. Step 6: Final answer
    x = 23,115.28

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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.