Home / 47,090.09-64,981.62-25,868.90

Finding the Fourth Proportional to 47,090.09, 64,981.62 and 25,868.90

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Solution

The fourth proportional to 47,090.09, 64,981.62 and 25,868.90 is: 35,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.09 : 64,981.62 = 25,868.90 : x
  2. Step 2: Convert to fraction form
    47,090.09/64,981.62 = 25,868.90/x
  3. Step 3: Cross multiply
    47,090.09x = 64,981.62 × 25,868.90
  4. Step 4: Simplify right side
    47,090.09x = 1,681,002,704.71
  5. Step 5: Solve for x
    x = 1,681,002,704.71/47,090.09
  6. Step 6: Final answer
    x = 35,697.59

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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.