Home / 19,006.98-26,215.65-13,969.50

Finding the Fourth Proportional to 19,006.98, 26,215.65 and 13,969.50

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Solution

The fourth proportional to 19,006.98, 26,215.65 and 13,969.50 is: 19,267.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.98 : 26,215.65 = 13,969.50 : x
  2. Step 2: Convert to fraction form
    19,006.98/26,215.65 = 13,969.50/x
  3. Step 3: Cross multiply
    19,006.98x = 26,215.65 × 13,969.50
  4. Step 4: Simplify right side
    19,006.98x = 366,219,522.68
  5. Step 5: Solve for x
    x = 366,219,522.68/19,006.98
  6. Step 6: Final answer
    x = 19,267.63

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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.