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Finding the Fourth Proportional to 46,728.60, 64,486.98 and 26,584.98

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Solution

The fourth proportional to 46,728.60, 64,486.98 and 26,584.98 is: 36,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,728.60 : 64,486.98 = 26,584.98 : x
  2. Step 2: Convert to fraction form
    46,728.60/64,486.98 = 26,584.98/x
  3. Step 3: Cross multiply
    46,728.60x = 64,486.98 × 26,584.98
  4. Step 4: Simplify right side
    46,728.60x = 1,714,385,073.56
  5. Step 5: Solve for x
    x = 1,714,385,073.56/46,728.60
  6. Step 6: Final answer
    x = 36,688.13

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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.