Home / 19,162.23-26,442.32-10,663.71

Finding the Fourth Proportional to 19,162.23, 26,442.32 and 10,663.71

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Solution

The fourth proportional to 19,162.23, 26,442.32 and 10,663.71 is: 14,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.23 : 26,442.32 = 10,663.71 : x
  2. Step 2: Convert to fraction form
    19,162.23/26,442.32 = 10,663.71/x
  3. Step 3: Cross multiply
    19,162.23x = 26,442.32 × 10,663.71
  4. Step 4: Simplify right side
    19,162.23x = 281,973,178.89
  5. Step 5: Solve for x
    x = 281,973,178.89/19,162.23
  6. Step 6: Final answer
    x = 14,715.05

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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.