Home / 19,518.68-26,935.70-10,566.33

Finding the Fourth Proportional to 19,518.68, 26,935.70 and 10,566.33

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Solution

The fourth proportional to 19,518.68, 26,935.70 and 10,566.33 is: 14,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.68 : 26,935.70 = 10,566.33 : x
  2. Step 2: Convert to fraction form
    19,518.68/26,935.70 = 10,566.33/x
  3. Step 3: Cross multiply
    19,518.68x = 26,935.70 × 10,566.33
  4. Step 4: Simplify right side
    19,518.68x = 284,611,442.15
  5. Step 5: Solve for x
    x = 284,611,442.15/19,518.68
  6. Step 6: Final answer
    x = 14,581.49

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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.