Home / 19,485.48-26,883.59-11,923.93

Finding the Fourth Proportional to 19,485.48, 26,883.59 and 11,923.93

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Solution

The fourth proportional to 19,485.48, 26,883.59 and 11,923.93 is: 16,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485.48 : 26,883.59 = 11,923.93 : x
  2. Step 2: Convert to fraction form
    19,485.48/26,883.59 = 11,923.93/x
  3. Step 3: Cross multiply
    19,485.48x = 26,883.59 × 11,923.93
  4. Step 4: Simplify right side
    19,485.48x = 320,558,045.31
  5. Step 5: Solve for x
    x = 320,558,045.31/19,485.48
  6. Step 6: Final answer
    x = 16,451.12

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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.