Home / 19,267.88-26,570.82-11,715.24

Finding the Fourth Proportional to 19,267.88, 26,570.82 and 11,715.24

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Solution

The fourth proportional to 19,267.88, 26,570.82 and 11,715.24 is: 16,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.88 : 26,570.82 = 11,715.24 : x
  2. Step 2: Convert to fraction form
    19,267.88/26,570.82 = 11,715.24/x
  3. Step 3: Cross multiply
    19,267.88x = 26,570.82 × 11,715.24
  4. Step 4: Simplify right side
    19,267.88x = 311,283,533.30
  5. Step 5: Solve for x
    x = 311,283,533.30/19,267.88
  6. Step 6: Final answer
    x = 16,155.57

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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.