Home / 47,151.23-70,729.06-15,564.05

Finding the Fourth Proportional to 47,151.23, 70,729.06 and 15,564.05

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Solution

The fourth proportional to 47,151.23, 70,729.06 and 15,564.05 is: 23,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,151.23 : 70,729.06 = 15,564.05 : x
  2. Step 2: Convert to fraction form
    47,151.23/70,729.06 = 15,564.05/x
  3. Step 3: Cross multiply
    47,151.23x = 70,729.06 × 15,564.05
  4. Step 4: Simplify right side
    47,151.23x = 1,100,830,233.74
  5. Step 5: Solve for x
    x = 1,100,830,233.74/47,151.23
  6. Step 6: Final answer
    x = 23,346.80

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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.