Home / 19,084.02-26,308.08-13,401.60

Finding the Fourth Proportional to 19,084.02, 26,308.08 and 13,401.60

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Solution

The fourth proportional to 19,084.02, 26,308.08 and 13,401.60 is: 18,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084.02 : 26,308.08 = 13,401.60 : x
  2. Step 2: Convert to fraction form
    19,084.02/26,308.08 = 13,401.60/x
  3. Step 3: Cross multiply
    19,084.02x = 26,308.08 × 13,401.60
  4. Step 4: Simplify right side
    19,084.02x = 352,570,364.93
  5. Step 5: Solve for x
    x = 352,570,364.93/19,084.02
  6. Step 6: Final answer
    x = 18,474.64

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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.