Home / 15,563.08-23,294.58-8,157.16

Finding the Fourth Proportional to 15,563.08, 23,294.58 and 8,157.16

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Solution

The fourth proportional to 15,563.08, 23,294.58 and 8,157.16 is: 12,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.08 : 23,294.58 = 8,157.16 : x
  2. Step 2: Convert to fraction form
    15,563.08/23,294.58 = 8,157.16/x
  3. Step 3: Cross multiply
    15,563.08x = 23,294.58 × 8,157.16
  4. Step 4: Simplify right side
    15,563.08x = 190,017,616.19
  5. Step 5: Solve for x
    x = 190,017,616.19/15,563.08
  6. Step 6: Final answer
    x = 12,209.51

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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.