Home / 19,436.60-26,795.12-16,440.32

Finding the Fourth Proportional to 19,436.60, 26,795.12 and 16,440.32

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Solution

The fourth proportional to 19,436.60, 26,795.12 and 16,440.32 is: 22,664.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.60 : 26,795.12 = 16,440.32 : x
  2. Step 2: Convert to fraction form
    19,436.60/26,795.12 = 16,440.32/x
  3. Step 3: Cross multiply
    19,436.60x = 26,795.12 × 16,440.32
  4. Step 4: Simplify right side
    19,436.60x = 440,520,347.24
  5. Step 5: Solve for x
    x = 440,520,347.24/19,436.60
  6. Step 6: Final answer
    x = 22,664.48

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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.