Home / 18,889.94-26,068.13-10,392.18

Finding the Fourth Proportional to 18,889.94, 26,068.13 and 10,392.18

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Solution

The fourth proportional to 18,889.94, 26,068.13 and 10,392.18 is: 14,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889.94 : 26,068.13 = 10,392.18 : x
  2. Step 2: Convert to fraction form
    18,889.94/26,068.13 = 10,392.18/x
  3. Step 3: Cross multiply
    18,889.94x = 26,068.13 × 10,392.18
  4. Step 4: Simplify right side
    18,889.94x = 270,904,699.22
  5. Step 5: Solve for x
    x = 270,904,699.22/18,889.94
  6. Step 6: Final answer
    x = 14,341.22

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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.