Home / 25,019.48-34,531.52-16,078.16

Finding the Fourth Proportional to 25,019.48, 34,531.52 and 16,078.16

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Solution

The fourth proportional to 25,019.48, 34,531.52 and 16,078.16 is: 22,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,019.48 : 34,531.52 = 16,078.16 : x
  2. Step 2: Convert to fraction form
    25,019.48/34,531.52 = 16,078.16/x
  3. Step 3: Cross multiply
    25,019.48x = 34,531.52 × 16,078.16
  4. Step 4: Simplify right side
    25,019.48x = 555,203,303.60
  5. Step 5: Solve for x
    x = 555,203,303.60/25,019.48
  6. Step 6: Final answer
    x = 22,190.84

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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.