Home / 17,312.90-25,969.35-5,627.30

Finding the Fourth Proportional to 17,312.90, 25,969.35 and 5,627.30

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Solution

The fourth proportional to 17,312.90, 25,969.35 and 5,627.30 is: 8,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.90 : 25,969.35 = 5,627.30 : x
  2. Step 2: Convert to fraction form
    17,312.90/25,969.35 = 5,627.30/x
  3. Step 3: Cross multiply
    17,312.90x = 25,969.35 × 5,627.30
  4. Step 4: Simplify right side
    17,312.90x = 146,137,323.26
  5. Step 5: Solve for x
    x = 146,137,323.26/17,312.90
  6. Step 6: Final answer
    x = 8,440.95

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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.