Home / 25,015.52-34,518.48-14,405.60

Finding the Fourth Proportional to 25,015.52, 34,518.48 and 14,405.60

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Solution

The fourth proportional to 25,015.52, 34,518.48 and 14,405.60 is: 19,878.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,015.52 : 34,518.48 = 14,405.60 : x
  2. Step 2: Convert to fraction form
    25,015.52/34,518.48 = 14,405.60/x
  3. Step 3: Cross multiply
    25,015.52x = 34,518.48 × 14,405.60
  4. Step 4: Simplify right side
    25,015.52x = 497,259,415.49
  5. Step 5: Solve for x
    x = 497,259,415.49/25,015.52
  6. Step 6: Final answer
    x = 19,878.04

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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.