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Finding the Fourth Proportional to 46,899, 64,722.27 and 25,678.44

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Solution

The fourth proportional to 46,899, 64,722.27 and 25,678.44 is: 35,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,899 : 64,722.27 = 25,678.44 : x
  2. Step 2: Convert to fraction form
    46,899/64,722.27 = 25,678.44/x
  3. Step 3: Cross multiply
    46,899x = 64,722.27 × 25,678.44
  4. Step 4: Simplify right side
    46,899x = 1,661,966,926.86
  5. Step 5: Solve for x
    x = 1,661,966,926.86/46,899
  6. Step 6: Final answer
    x = 35,437.15

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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.