Home / 18,883.63-26,059.70-10,386.12

Finding the Fourth Proportional to 18,883.63, 26,059.70 and 10,386.12

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Solution

The fourth proportional to 18,883.63, 26,059.70 and 10,386.12 is: 14,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.63 : 26,059.70 = 10,386.12 : x
  2. Step 2: Convert to fraction form
    18,883.63/26,059.70 = 10,386.12/x
  3. Step 3: Cross multiply
    18,883.63x = 26,059.70 × 10,386.12
  4. Step 4: Simplify right side
    18,883.63x = 270,658,989.13
  5. Step 5: Solve for x
    x = 270,658,989.13/18,883.63
  6. Step 6: Final answer
    x = 14,333.00

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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.