Home / 19,176.28-26,462.55-10,678.71

Finding the Fourth Proportional to 19,176.28, 26,462.55 and 10,678.71

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Solution

The fourth proportional to 19,176.28, 26,462.55 and 10,678.71 is: 14,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.28 : 26,462.55 = 10,678.71 : x
  2. Step 2: Convert to fraction form
    19,176.28/26,462.55 = 10,678.71/x
  3. Step 3: Cross multiply
    19,176.28x = 26,462.55 × 10,678.71
  4. Step 4: Simplify right side
    19,176.28x = 282,585,897.31
  5. Step 5: Solve for x
    x = 282,585,897.31/19,176.28
  6. Step 6: Final answer
    x = 14,736.22

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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.