Home / 47,077.60-70,618.53-13,346.03

Finding the Fourth Proportional to 47,077.60, 70,618.53 and 13,346.03

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Solution

The fourth proportional to 47,077.60, 70,618.53 and 13,346.03 is: 20,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,077.60 : 70,618.53 = 13,346.03 : x
  2. Step 2: Convert to fraction form
    47,077.60/70,618.53 = 13,346.03/x
  3. Step 3: Cross multiply
    47,077.60x = 70,618.53 × 13,346.03
  4. Step 4: Simplify right side
    47,077.60x = 942,476,666.84
  5. Step 5: Solve for x
    x = 942,476,666.84/47,077.60
  6. Step 6: Final answer
    x = 20,019.64

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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.