Home / 15,445.36-23,162.82-5,054.68

Finding the Fourth Proportional to 15,445.36, 23,162.82 and 5,054.68

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Solution

The fourth proportional to 15,445.36, 23,162.82 and 5,054.68 is: 7,580.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445.36 : 23,162.82 = 5,054.68 : x
  2. Step 2: Convert to fraction form
    15,445.36/23,162.82 = 5,054.68/x
  3. Step 3: Cross multiply
    15,445.36x = 23,162.82 × 5,054.68
  4. Step 4: Simplify right side
    15,445.36x = 117,080,643.00
  5. Step 5: Solve for x
    x = 117,080,643.00/15,445.36
  6. Step 6: Final answer
    x = 7,580.31

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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.