Home / 17,683.90-26,517.34-10,290.02

Finding the Fourth Proportional to 17,683.90, 26,517.34 and 10,290.02

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Solution

The fourth proportional to 17,683.90, 26,517.34 and 10,290.02 is: 15,430.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,683.90 : 26,517.34 = 10,290.02 : x
  2. Step 2: Convert to fraction form
    17,683.90/26,517.34 = 10,290.02/x
  3. Step 3: Cross multiply
    17,683.90x = 26,517.34 × 10,290.02
  4. Step 4: Simplify right side
    17,683.90x = 272,863,958.95
  5. Step 5: Solve for x
    x = 272,863,958.95/17,683.90
  6. Step 6: Final answer
    x = 15,430.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.