Home / 14,771.76-22,140.72-5,878.77

Finding the Fourth Proportional to 14,771.76, 22,140.72 and 5,878.77

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Solution

The fourth proportional to 14,771.76, 22,140.72 and 5,878.77 is: 8,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771.76 : 22,140.72 = 5,878.77 : x
  2. Step 2: Convert to fraction form
    14,771.76/22,140.72 = 5,878.77/x
  3. Step 3: Cross multiply
    14,771.76x = 22,140.72 × 5,878.77
  4. Step 4: Simplify right side
    14,771.76x = 130,160,200.51
  5. Step 5: Solve for x
    x = 130,160,200.51/14,771.76
  6. Step 6: Final answer
    x = 8,811.42

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1.5x scale

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.