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Finding the Fourth Proportional to 52,725.88, 79,088.80 and 26,424.46

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Solution

The fourth proportional to 52,725.88, 79,088.80 and 26,424.46 is: 39,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,725.88 : 79,088.80 = 26,424.46 : x
  2. Step 2: Convert to fraction form
    52,725.88/79,088.80 = 26,424.46/x
  3. Step 3: Cross multiply
    52,725.88x = 79,088.80 × 26,424.46
  4. Step 4: Simplify right side
    52,725.88x = 2,089,878,832.05
  5. Step 5: Solve for x
    x = 2,089,878,832.05/52,725.88
  6. Step 6: Final answer
    x = 39,636.68

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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.