Home / 28,815.02-43,222.08-17,573.66

Finding the Fourth Proportional to 28,815.02, 43,222.08 and 17,573.66

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Solution

The fourth proportional to 28,815.02, 43,222.08 and 17,573.66 is: 26,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815.02 : 43,222.08 = 17,573.66 : x
  2. Step 2: Convert to fraction form
    28,815.02/43,222.08 = 17,573.66/x
  3. Step 3: Cross multiply
    28,815.02x = 43,222.08 × 17,573.66
  4. Step 4: Simplify right side
    28,815.02x = 759,570,138.41
  5. Step 5: Solve for x
    x = 759,570,138.41/28,815.02
  6. Step 6: Final answer
    x = 26,360.22

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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.