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Finding the Fourth Proportional to 52,334.76, 78,445.11 and 25,699.07

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Solution

The fourth proportional to 52,334.76, 78,445.11 and 25,699.07 is: 38,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,334.76 : 78,445.11 = 25,699.07 : x
  2. Step 2: Convert to fraction form
    52,334.76/78,445.11 = 25,699.07/x
  3. Step 3: Cross multiply
    52,334.76x = 78,445.11 × 25,699.07
  4. Step 4: Simplify right side
    52,334.76x = 2,015,966,520.97
  5. Step 5: Solve for x
    x = 2,015,966,520.97/52,334.76
  6. Step 6: Final answer
    x = 38,520.60

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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.