Home / 19,276.86-26,602.26-11,319.24

Finding the Fourth Proportional to 19,276.86, 26,602.26 and 11,319.24

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Solution

The fourth proportional to 19,276.86, 26,602.26 and 11,319.24 is: 15,620.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.86 : 26,602.26 = 11,319.24 : x
  2. Step 2: Convert to fraction form
    19,276.86/26,602.26 = 11,319.24/x
  3. Step 3: Cross multiply
    19,276.86x = 26,602.26 × 11,319.24
  4. Step 4: Simplify right side
    19,276.86x = 301,117,365.48
  5. Step 5: Solve for x
    x = 301,117,365.48/19,276.86
  6. Step 6: Final answer
    x = 15,620.66

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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.