Home / 25,466.85-35,142.58-14,135.79

Finding the Fourth Proportional to 25,466.85, 35,142.58 and 14,135.79

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Solution

The fourth proportional to 25,466.85, 35,142.58 and 14,135.79 is: 19,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,466.85 : 35,142.58 = 14,135.79 : x
  2. Step 2: Convert to fraction form
    25,466.85/35,142.58 = 14,135.79/x
  3. Step 3: Cross multiply
    25,466.85x = 35,142.58 × 14,135.79
  4. Step 4: Simplify right side
    25,466.85x = 496,768,095.60
  5. Step 5: Solve for x
    x = 496,768,095.60/25,466.85
  6. Step 6: Final answer
    x = 19,506.46

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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.