Home / 47,001.83-70,408.75-28,271.53

Finding the Fourth Proportional to 47,001.83, 70,408.75 and 28,271.53

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Solution

The fourth proportional to 47,001.83, 70,408.75 and 28,271.53 is: 42,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,001.83 : 70,408.75 = 28,271.53 : x
  2. Step 2: Convert to fraction form
    47,001.83/70,408.75 = 28,271.53/x
  3. Step 3: Cross multiply
    47,001.83x = 70,408.75 × 28,271.53
  4. Step 4: Simplify right side
    47,001.83x = 1,990,563,087.89
  5. Step 5: Solve for x
    x = 1,990,563,087.89/47,001.83
  6. Step 6: Final answer
    x = 42,350.76

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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.