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Finding the Fourth Proportional to 47,697.50, 65,819.26 and 26,475.10

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Solution

The fourth proportional to 47,697.50, 65,819.26 and 26,475.10 is: 36,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,697.50 : 65,819.26 = 26,475.10 : x
  2. Step 2: Convert to fraction form
    47,697.50/65,819.26 = 26,475.10/x
  3. Step 3: Cross multiply
    47,697.50x = 65,819.26 × 26,475.10
  4. Step 4: Simplify right side
    47,697.50x = 1,742,571,028.95
  5. Step 5: Solve for x
    x = 1,742,571,028.95/47,697.50
  6. Step 6: Final answer
    x = 36,533.80

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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.