Home / 13,532.57-18,683.02-8,501.10

Finding the Fourth Proportional to 13,532.57, 18,683.02 and 8,501.10

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Solution

The fourth proportional to 13,532.57, 18,683.02 and 8,501.10 is: 11,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.57 : 18,683.02 = 8,501.10 : x
  2. Step 2: Convert to fraction form
    13,532.57/18,683.02 = 8,501.10/x
  3. Step 3: Cross multiply
    13,532.57x = 18,683.02 × 8,501.10
  4. Step 4: Simplify right side
    13,532.57x = 158,826,221.32
  5. Step 5: Solve for x
    x = 158,826,221.32/13,532.57
  6. Step 6: Final answer
    x = 11,736.59

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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.