Home / 13,465.48-20,188.14-9,070.60

Finding the Fourth Proportional to 13,465.48, 20,188.14 and 9,070.60

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Solution

The fourth proportional to 13,465.48, 20,188.14 and 9,070.60 is: 13,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.48 : 20,188.14 = 9,070.60 : x
  2. Step 2: Convert to fraction form
    13,465.48/20,188.14 = 9,070.60/x
  3. Step 3: Cross multiply
    13,465.48x = 20,188.14 × 9,070.60
  4. Step 4: Simplify right side
    13,465.48x = 183,118,542.68
  5. Step 5: Solve for x
    x = 183,118,542.68/13,465.48
  6. Step 6: Final answer
    x = 13,599.11

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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.