Home / 47,505.07-71,261.66-12,444.63

Finding the Fourth Proportional to 47,505.07, 71,261.66 and 12,444.63

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Solution

The fourth proportional to 47,505.07, 71,261.66 and 12,444.63 is: 18,668.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,505.07 : 71,261.66 = 12,444.63 : x
  2. Step 2: Convert to fraction form
    47,505.07/71,261.66 = 12,444.63/x
  3. Step 3: Cross multiply
    47,505.07x = 71,261.66 × 12,444.63
  4. Step 4: Simplify right side
    47,505.07x = 886,824,991.89
  5. Step 5: Solve for x
    x = 886,824,991.89/47,505.07
  6. Step 6: Final answer
    x = 18,668.01

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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.