Home / 18,852.36-26,072.64-16,490.40

Finding the Fourth Proportional to 18,852.36, 26,072.64 and 16,490.40

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Solution

The fourth proportional to 18,852.36, 26,072.64 and 16,490.40 is: 22,806.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.36 : 26,072.64 = 16,490.40 : x
  2. Step 2: Convert to fraction form
    18,852.36/26,072.64 = 16,490.40/x
  3. Step 3: Cross multiply
    18,852.36x = 26,072.64 × 16,490.40
  4. Step 4: Simplify right side
    18,852.36x = 429,948,262.66
  5. Step 5: Solve for x
    x = 429,948,262.66/18,852.36
  6. Step 6: Final answer
    x = 22,806.07

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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.