Home / 18,070.41-27,090.03-8,697.53

Finding the Fourth Proportional to 18,070.41, 27,090.03 and 8,697.53

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Solution

The fourth proportional to 18,070.41, 27,090.03 and 8,697.53 is: 13,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.41 : 27,090.03 = 8,697.53 : x
  2. Step 2: Convert to fraction form
    18,070.41/27,090.03 = 8,697.53/x
  3. Step 3: Cross multiply
    18,070.41x = 27,090.03 × 8,697.53
  4. Step 4: Simplify right side
    18,070.41x = 235,616,348.63
  5. Step 5: Solve for x
    x = 235,616,348.63/18,070.41
  6. Step 6: Final answer
    x = 13,038.79

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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.