Home / 15,427.63-23,135.87-5,564.26

Finding the Fourth Proportional to 15,427.63, 23,135.87 and 5,564.26

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Solution

The fourth proportional to 15,427.63, 23,135.87 and 5,564.26 is: 8,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.63 : 23,135.87 = 5,564.26 : x
  2. Step 2: Convert to fraction form
    15,427.63/23,135.87 = 5,564.26/x
  3. Step 3: Cross multiply
    15,427.63x = 23,135.87 × 5,564.26
  4. Step 4: Simplify right side
    15,427.63x = 128,733,968.18
  5. Step 5: Solve for x
    x = 128,733,968.18/15,427.63
  6. Step 6: Final answer
    x = 8,344.38

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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.