Home / 25,087.60-34,621.44-14,477.84

Finding the Fourth Proportional to 25,087.60, 34,621.44 and 14,477.84

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Solution

The fourth proportional to 25,087.60, 34,621.44 and 14,477.84 is: 19,979.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,087.60 : 34,621.44 = 14,477.84 : x
  2. Step 2: Convert to fraction form
    25,087.60/34,621.44 = 14,477.84/x
  3. Step 3: Cross multiply
    25,087.60x = 34,621.44 × 14,477.84
  4. Step 4: Simplify right side
    25,087.60x = 501,243,668.89
  5. Step 5: Solve for x
    x = 501,243,668.89/25,087.60
  6. Step 6: Final answer
    x = 19,979.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.