Home / 47,395.37-65,405.08-26,174.21

Finding the Fourth Proportional to 47,395.37, 65,405.08 and 26,174.21

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Solution

The fourth proportional to 47,395.37, 65,405.08 and 26,174.21 is: 36,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,395.37 : 65,405.08 = 26,174.21 : x
  2. Step 2: Convert to fraction form
    47,395.37/65,405.08 = 26,174.21/x
  3. Step 3: Cross multiply
    47,395.37x = 65,405.08 × 26,174.21
  4. Step 4: Simplify right side
    47,395.37x = 1,711,926,298.99
  5. Step 5: Solve for x
    x = 1,711,926,298.99/47,395.37
  6. Step 6: Final answer
    x = 36,120.12

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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.