Home / 18,573.30-27,840.36-6,090.06

Finding the Fourth Proportional to 18,573.30, 27,840.36 and 6,090.06

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Solution

The fourth proportional to 18,573.30, 27,840.36 and 6,090.06 is: 9,128.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573.30 : 27,840.36 = 6,090.06 : x
  2. Step 2: Convert to fraction form
    18,573.30/27,840.36 = 6,090.06/x
  3. Step 3: Cross multiply
    18,573.30x = 27,840.36 × 6,090.06
  4. Step 4: Simplify right side
    18,573.30x = 169,549,462.82
  5. Step 5: Solve for x
    x = 169,549,462.82/18,573.30
  6. Step 6: Final answer
    x = 9,128.67

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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.