Home / 47,011.74-70,519.96-15,419.01

Finding the Fourth Proportional to 47,011.74, 70,519.96 and 15,419.01

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Solution

The fourth proportional to 47,011.74, 70,519.96 and 15,419.01 is: 23,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,011.74 : 70,519.96 = 15,419.01 : x
  2. Step 2: Convert to fraction form
    47,011.74/70,519.96 = 15,419.01/x
  3. Step 3: Cross multiply
    47,011.74x = 70,519.96 × 15,419.01
  4. Step 4: Simplify right side
    47,011.74x = 1,087,347,723.26
  5. Step 5: Solve for x
    x = 1,087,347,723.26/47,011.74
  6. Step 6: Final answer
    x = 23,129.28

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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.