Home / 47,189.76-65,107.21-26,768.46

Finding the Fourth Proportional to 47,189.76, 65,107.21 and 26,768.46

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Solution

The fourth proportional to 47,189.76, 65,107.21 and 26,768.46 is: 36,932.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,189.76 : 65,107.21 = 26,768.46 : x
  2. Step 2: Convert to fraction form
    47,189.76/65,107.21 = 26,768.46/x
  3. Step 3: Cross multiply
    47,189.76x = 65,107.21 × 26,768.46
  4. Step 4: Simplify right side
    47,189.76x = 1,742,820,024.21
  5. Step 5: Solve for x
    x = 1,742,820,024.21/47,189.76
  6. Step 6: Final answer
    x = 36,932.16

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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.