Home / 25,929.45-35,783.10-15,319.08

Finding the Fourth Proportional to 25,929.45, 35,783.10 and 15,319.08

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Solution

The fourth proportional to 25,929.45, 35,783.10 and 15,319.08 is: 21,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929.45 : 35,783.10 = 15,319.08 : x
  2. Step 2: Convert to fraction form
    25,929.45/35,783.10 = 15,319.08/x
  3. Step 3: Cross multiply
    25,929.45x = 35,783.10 × 15,319.08
  4. Step 4: Simplify right side
    25,929.45x = 548,164,171.55
  5. Step 5: Solve for x
    x = 548,164,171.55/25,929.45
  6. Step 6: Final answer
    x = 21,140.60

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