Home / 16,703.02-23,034.26-9,987.58

Finding the Fourth Proportional to 16,703.02, 23,034.26 and 9,987.58

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Solution

The fourth proportional to 16,703.02, 23,034.26 and 9,987.58 is: 13,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.02 : 23,034.26 = 9,987.58 : x
  2. Step 2: Convert to fraction form
    16,703.02/23,034.26 = 9,987.58/x
  3. Step 3: Cross multiply
    16,703.02x = 23,034.26 × 9,987.58
  4. Step 4: Simplify right side
    16,703.02x = 230,056,481.87
  5. Step 5: Solve for x
    x = 230,056,481.87/16,703.02
  6. Step 6: Final answer
    x = 13,773.35

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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.