Home / 18,850.13-26,012.16-10,783.95

Finding the Fourth Proportional to 18,850.13, 26,012.16 and 10,783.95

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Solution

The fourth proportional to 18,850.13, 26,012.16 and 10,783.95 is: 14,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.13 : 26,012.16 = 10,783.95 : x
  2. Step 2: Convert to fraction form
    18,850.13/26,012.16 = 10,783.95/x
  3. Step 3: Cross multiply
    18,850.13x = 26,012.16 × 10,783.95
  4. Step 4: Simplify right side
    18,850.13x = 280,513,735.29
  5. Step 5: Solve for x
    x = 280,513,735.29/18,850.13
  6. Step 6: Final answer
    x = 14,881.26

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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.