Home / 19,455.26-26,810.80-14,141.66

Finding the Fourth Proportional to 19,455.26, 26,810.80 and 14,141.66

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Solution

The fourth proportional to 19,455.26, 26,810.80 and 14,141.66 is: 19,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.26 : 26,810.80 = 14,141.66 : x
  2. Step 2: Convert to fraction form
    19,455.26/26,810.80 = 14,141.66/x
  3. Step 3: Cross multiply
    19,455.26x = 26,810.80 × 14,141.66
  4. Step 4: Simplify right side
    19,455.26x = 379,149,048.52
  5. Step 5: Solve for x
    x = 379,149,048.52/19,455.26
  6. Step 6: Final answer
    x = 19,488.26

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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.