Home / 19,295.60-26,652.93-13,316.72

Finding the Fourth Proportional to 19,295.60, 26,652.93 and 13,316.72

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Solution

The fourth proportional to 19,295.60, 26,652.93 and 13,316.72 is: 18,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.60 : 26,652.93 = 13,316.72 : x
  2. Step 2: Convert to fraction form
    19,295.60/26,652.93 = 13,316.72/x
  3. Step 3: Cross multiply
    19,295.60x = 26,652.93 × 13,316.72
  4. Step 4: Simplify right side
    19,295.60x = 354,929,605.99
  5. Step 5: Solve for x
    x = 354,929,605.99/19,295.60
  6. Step 6: Final answer
    x = 18,394.33

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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.