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Finding the Fourth Proportional to 45,798.93, 68,697.86 and 25,809.93

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Solution

The fourth proportional to 45,798.93, 68,697.86 and 25,809.93 is: 38,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,798.93 : 68,697.86 = 25,809.93 : x
  2. Step 2: Convert to fraction form
    45,798.93/68,697.86 = 25,809.93/x
  3. Step 3: Cross multiply
    45,798.93x = 68,697.86 × 25,809.93
  4. Step 4: Simplify right side
    45,798.93x = 1,773,086,828.70
  5. Step 5: Solve for x
    x = 1,773,086,828.70/45,798.93
  6. Step 6: Final answer
    x = 38,714.59

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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.