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Finding the Fourth Proportional to 47,777.70, 65,932.83 and 25,973.83

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Solution

The fourth proportional to 47,777.70, 65,932.83 and 25,973.83 is: 35,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,777.70 : 65,932.83 = 25,973.83 : x
  2. Step 2: Convert to fraction form
    47,777.70/65,932.83 = 25,973.83/x
  3. Step 3: Cross multiply
    47,777.70x = 65,932.83 × 25,973.83
  4. Step 4: Simplify right side
    47,777.70x = 1,712,528,117.84
  5. Step 5: Solve for x
    x = 1,712,528,117.84/47,777.70
  6. Step 6: Final answer
    x = 35,843.67

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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.