Home / 19,085.52-26,340.36-12,012.24

Finding the Fourth Proportional to 19,085.52, 26,340.36 and 12,012.24

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Solution

The fourth proportional to 19,085.52, 26,340.36 and 12,012.24 is: 16,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085.52 : 26,340.36 = 12,012.24 : x
  2. Step 2: Convert to fraction form
    19,085.52/26,340.36 = 12,012.24/x
  3. Step 3: Cross multiply
    19,085.52x = 26,340.36 × 12,012.24
  4. Step 4: Simplify right side
    19,085.52x = 316,406,726.01
  5. Step 5: Solve for x
    x = 316,406,726.01/19,085.52
  6. Step 6: Final answer
    x = 16,578.37

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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.