Home / 15,012.02-22,513.63-5,645.28

Finding the Fourth Proportional to 15,012.02, 22,513.63 and 5,645.28

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Solution

The fourth proportional to 15,012.02, 22,513.63 and 5,645.28 is: 8,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,012.02 : 22,513.63 = 5,645.28 : x
  2. Step 2: Convert to fraction form
    15,012.02/22,513.63 = 5,645.28/x
  3. Step 3: Cross multiply
    15,012.02x = 22,513.63 × 5,645.28
  4. Step 4: Simplify right side
    15,012.02x = 127,095,745.17
  5. Step 5: Solve for x
    x = 127,095,745.17/15,012.02
  6. Step 6: Final answer
    x = 8,466.27

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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.