Home / 19,176.08-26,462.76-10,678.22

Finding the Fourth Proportional to 19,176.08, 26,462.76 and 10,678.22

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Solution

The fourth proportional to 19,176.08, 26,462.76 and 10,678.22 is: 14,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.08 : 26,462.76 = 10,678.22 : x
  2. Step 2: Convert to fraction form
    19,176.08/26,462.76 = 10,678.22/x
  3. Step 3: Cross multiply
    19,176.08x = 26,462.76 × 10,678.22
  4. Step 4: Simplify right side
    19,176.08x = 282,575,173.09
  5. Step 5: Solve for x
    x = 282,575,173.09/19,176.08
  6. Step 6: Final answer
    x = 14,735.82

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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.