Home / 19,178.67-26,467.36-10,681.27

Finding the Fourth Proportional to 19,178.67, 26,467.36 and 10,681.27

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Solution

The fourth proportional to 19,178.67, 26,467.36 and 10,681.27 is: 14,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.67 : 26,467.36 = 10,681.27 : x
  2. Step 2: Convert to fraction form
    19,178.67/26,467.36 = 10,681.27/x
  3. Step 3: Cross multiply
    19,178.67x = 26,467.36 × 10,681.27
  4. Step 4: Simplify right side
    19,178.67x = 282,704,925.48
  5. Step 5: Solve for x
    x = 282,704,925.48/19,178.67
  6. Step 6: Final answer
    x = 14,740.59

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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.