Home / 18,256.36-27,387.91-5,779.52

Finding the Fourth Proportional to 18,256.36, 27,387.91 and 5,779.52

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Solution

The fourth proportional to 18,256.36, 27,387.91 and 5,779.52 is: 8,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.36 : 27,387.91 = 5,779.52 : x
  2. Step 2: Convert to fraction form
    18,256.36/27,387.91 = 5,779.52/x
  3. Step 3: Cross multiply
    18,256.36x = 27,387.91 × 5,779.52
  4. Step 4: Simplify right side
    18,256.36x = 158,288,973.60
  5. Step 5: Solve for x
    x = 158,288,973.60/18,256.36
  6. Step 6: Final answer
    x = 8,670.35

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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.