Home / 25,319.46-34,940.87-13,834.53

Finding the Fourth Proportional to 25,319.46, 34,940.87 and 13,834.53

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Solution

The fourth proportional to 25,319.46, 34,940.87 and 13,834.53 is: 19,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.46 : 34,940.87 = 13,834.53 : x
  2. Step 2: Convert to fraction form
    25,319.46/34,940.87 = 13,834.53/x
  3. Step 3: Cross multiply
    25,319.46x = 34,940.87 × 13,834.53
  4. Step 4: Simplify right side
    25,319.46x = 483,390,445.07
  5. Step 5: Solve for x
    x = 483,390,445.07/25,319.46
  6. Step 6: Final answer
    x = 19,091.66

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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.