Home / 47,315.81-70,962.77-14,027.85

Finding the Fourth Proportional to 47,315.81, 70,962.77 and 14,027.85

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Solution

The fourth proportional to 47,315.81, 70,962.77 and 14,027.85 is: 21,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.81 : 70,962.77 = 14,027.85 : x
  2. Step 2: Convert to fraction form
    47,315.81/70,962.77 = 14,027.85/x
  3. Step 3: Cross multiply
    47,315.81x = 70,962.77 × 14,027.85
  4. Step 4: Simplify right side
    47,315.81x = 995,455,023.01
  5. Step 5: Solve for x
    x = 995,455,023.01/47,315.81
  6. Step 6: Final answer
    x = 21,038.53

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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.