Home / 47,637.01-71,455.54-12,100.99

Finding the Fourth Proportional to 47,637.01, 71,455.54 and 12,100.99

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Solution

The fourth proportional to 47,637.01, 71,455.54 and 12,100.99 is: 18,151.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,637.01 : 71,455.54 = 12,100.99 : x
  2. Step 2: Convert to fraction form
    47,637.01/71,455.54 = 12,100.99/x
  3. Step 3: Cross multiply
    47,637.01x = 71,455.54 × 12,100.99
  4. Step 4: Simplify right side
    47,637.01x = 864,682,774.98
  5. Step 5: Solve for x
    x = 864,682,774.98/47,637.01
  6. Step 6: Final answer
    x = 18,151.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.