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Finding the Third Proportional to 18,929.95 and 29,697.26

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Solution

The third proportional to 18,929.95 and 29,697.26 is: 46,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,929.95 : 29,697.26 = 29,697.26 : x
  2. Step 2: Convert to fraction form
    18,929.95/29,697.26 = 29,697.26/x
  3. Step 3: Cross multiply
    18,929.95x = 29,697.26 × 29,697.26
  4. Step 4: Simplify right side
    18,929.95x = 881,927,121.58
  5. Step 5: Solve for x
    x = 881,927,121.58/18,929.95
  6. Step 6: Final answer
    x = 46,588.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.