Home / 19,477.86-26,872.18-13,094.34

Finding the Fourth Proportional to 19,477.86, 26,872.18 and 13,094.34

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Solution

The fourth proportional to 19,477.86, 26,872.18 and 13,094.34 is: 18,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477.86 : 26,872.18 = 13,094.34 : x
  2. Step 2: Convert to fraction form
    19,477.86/26,872.18 = 13,094.34/x
  3. Step 3: Cross multiply
    19,477.86x = 26,872.18 × 13,094.34
  4. Step 4: Simplify right side
    19,477.86x = 351,873,461.46
  5. Step 5: Solve for x
    x = 351,873,461.46/19,477.86
  6. Step 6: Final answer
    x = 18,065.30

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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.