Home / 47,113.81-70,679.37-15,525.73

Finding the Fourth Proportional to 47,113.81, 70,679.37 and 15,525.73

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Solution

The fourth proportional to 47,113.81, 70,679.37 and 15,525.73 is: 23,291.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113.81 : 70,679.37 = 15,525.73 : x
  2. Step 2: Convert to fraction form
    47,113.81/70,679.37 = 15,525.73/x
  3. Step 3: Cross multiply
    47,113.81x = 70,679.37 × 15,525.73
  4. Step 4: Simplify right side
    47,113.81x = 1,097,349,138.71
  5. Step 5: Solve for x
    x = 1,097,349,138.71/47,113.81
  6. Step 6: Final answer
    x = 23,291.45

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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.