Home / 18,299.52-25,253.37-10,341.78

Finding the Fourth Proportional to 18,299.52, 25,253.37 and 10,341.78

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Solution

The fourth proportional to 18,299.52, 25,253.37 and 10,341.78 is: 14,271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,299.52 : 25,253.37 = 10,341.78 : x
  2. Step 2: Convert to fraction form
    18,299.52/25,253.37 = 10,341.78/x
  3. Step 3: Cross multiply
    18,299.52x = 25,253.37 × 10,341.78
  4. Step 4: Simplify right side
    18,299.52x = 261,164,702.10
  5. Step 5: Solve for x
    x = 261,164,702.10/18,299.52
  6. Step 6: Final answer
    x = 14,271.67

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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.