Home / 19,018.56-26,244.90-10,636.68

Finding the Fourth Proportional to 19,018.56, 26,244.90 and 10,636.68

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Solution

The fourth proportional to 19,018.56, 26,244.90 and 10,636.68 is: 14,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.56 : 26,244.90 = 10,636.68 : x
  2. Step 2: Convert to fraction form
    19,018.56/26,244.90 = 10,636.68/x
  3. Step 3: Cross multiply
    19,018.56x = 26,244.90 × 10,636.68
  4. Step 4: Simplify right side
    19,018.56x = 279,158,602.93
  5. Step 5: Solve for x
    x = 279,158,602.93/19,018.56
  6. Step 6: Final answer
    x = 14,678.22

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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.