Home / 15,903.12-23,847.60-8,506.16

Finding the Fourth Proportional to 15,903.12, 23,847.60 and 8,506.16

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Solution

The fourth proportional to 15,903.12, 23,847.60 and 8,506.16 is: 12,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.12 : 23,847.60 = 8,506.16 : x
  2. Step 2: Convert to fraction form
    15,903.12/23,847.60 = 8,506.16/x
  3. Step 3: Cross multiply
    15,903.12x = 23,847.60 × 8,506.16
  4. Step 4: Simplify right side
    15,903.12x = 202,851,501.22
  5. Step 5: Solve for x
    x = 202,851,501.22/15,903.12
  6. Step 6: Final answer
    x = 12,755.45

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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.