Home / 25,670.51-38,425.10-16,321.08

Finding the Fourth Proportional to 25,670.51, 38,425.10 and 16,321.08

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Solution

The fourth proportional to 25,670.51, 38,425.10 and 16,321.08 is: 24,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,670.51 : 38,425.10 = 16,321.08 : x
  2. Step 2: Convert to fraction form
    25,670.51/38,425.10 = 16,321.08/x
  3. Step 3: Cross multiply
    25,670.51x = 38,425.10 × 16,321.08
  4. Step 4: Simplify right side
    25,670.51x = 627,139,131.11
  5. Step 5: Solve for x
    x = 627,139,131.11/25,670.51
  6. Step 6: Final answer
    x = 24,430.33

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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.