Home / 19,477.26-26,887.14-12,412.98

Finding the Fourth Proportional to 19,477.26, 26,887.14 and 12,412.98

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Solution

The fourth proportional to 19,477.26, 26,887.14 and 12,412.98 is: 17,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477.26 : 26,887.14 = 12,412.98 : x
  2. Step 2: Convert to fraction form
    19,477.26/26,887.14 = 12,412.98/x
  3. Step 3: Cross multiply
    19,477.26x = 26,887.14 × 12,412.98
  4. Step 4: Simplify right side
    19,477.26x = 333,749,531.08
  5. Step 5: Solve for x
    x = 333,749,531.08/19,477.26
  6. Step 6: Final answer
    x = 17,135.34

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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.