Home / 19,800.81-27,325.42-10,848.29

Finding the Fourth Proportional to 19,800.81, 27,325.42 and 10,848.29

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Solution

The fourth proportional to 19,800.81, 27,325.42 and 10,848.29 is: 14,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.81 : 27,325.42 = 10,848.29 : x
  2. Step 2: Convert to fraction form
    19,800.81/27,325.42 = 10,848.29/x
  3. Step 3: Cross multiply
    19,800.81x = 27,325.42 × 10,848.29
  4. Step 4: Simplify right side
    19,800.81x = 296,433,916.78
  5. Step 5: Solve for x
    x = 296,433,916.78/19,800.81
  6. Step 6: Final answer
    x = 14,970.80

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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.