Home / 18,336.63-25,297.70-10,783.35

Finding the Fourth Proportional to 18,336.63, 25,297.70 and 10,783.35

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Solution

The fourth proportional to 18,336.63, 25,297.70 and 10,783.35 is: 14,876.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.63 : 25,297.70 = 10,783.35 : x
  2. Step 2: Convert to fraction form
    18,336.63/25,297.70 = 10,783.35/x
  3. Step 3: Cross multiply
    18,336.63x = 25,297.70 × 10,783.35
  4. Step 4: Simplify right side
    18,336.63x = 272,793,899.38
  5. Step 5: Solve for x
    x = 272,793,899.38/18,336.63
  6. Step 6: Final answer
    x = 14,876.99

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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.