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Finding the Fourth Proportional to 25,893.60, 35,733.60 and 14,565.48

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Solution

The fourth proportional to 25,893.60, 35,733.60 and 14,565.48 is: 20,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,893.60 : 35,733.60 = 14,565.48 : x
  2. Step 2: Convert to fraction form
    25,893.60/35,733.60 = 14,565.48/x
  3. Step 3: Cross multiply
    25,893.60x = 35,733.60 × 14,565.48
  4. Step 4: Simplify right side
    25,893.60x = 520,477,036.13
  5. Step 5: Solve for x
    x = 520,477,036.13/25,893.60
  6. Step 6: Final answer
    x = 20,100.61

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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.