Home / 26,518.80-36,563.56-19,442.32

Finding the Fourth Proportional to 26,518.80, 36,563.56 and 19,442.32

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Solution

The fourth proportional to 26,518.80, 36,563.56 and 19,442.32 is: 26,806.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,518.80 : 36,563.56 = 19,442.32 : x
  2. Step 2: Convert to fraction form
    26,518.80/36,563.56 = 19,442.32/x
  3. Step 3: Cross multiply
    26,518.80x = 36,563.56 × 19,442.32
  4. Step 4: Simplify right side
    26,518.80x = 710,880,433.86
  5. Step 5: Solve for x
    x = 710,880,433.86/26,518.80
  6. Step 6: Final answer
    x = 26,806.66

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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.