Home / 25,216.02-34,798.95-18,172.26

Finding the Fourth Proportional to 25,216.02, 34,798.95 and 18,172.26

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Solution

The fourth proportional to 25,216.02, 34,798.95 and 18,172.26 is: 25,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,216.02 : 34,798.95 = 18,172.26 : x
  2. Step 2: Convert to fraction form
    25,216.02/34,798.95 = 18,172.26/x
  3. Step 3: Cross multiply
    25,216.02x = 34,798.95 × 18,172.26
  4. Step 4: Simplify right side
    25,216.02x = 632,375,567.13
  5. Step 5: Solve for x
    x = 632,375,567.13/25,216.02
  6. Step 6: Final answer
    x = 25,078.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.