Home / 13,808.15-19,030.59-11,273.93

Finding the Fourth Proportional to 13,808.15, 19,030.59 and 11,273.93

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Solution

The fourth proportional to 13,808.15, 19,030.59 and 11,273.93 is: 15,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808.15 : 19,030.59 = 11,273.93 : x
  2. Step 2: Convert to fraction form
    13,808.15/19,030.59 = 11,273.93/x
  3. Step 3: Cross multiply
    13,808.15x = 19,030.59 × 11,273.93
  4. Step 4: Simplify right side
    13,808.15x = 214,549,539.52
  5. Step 5: Solve for x
    x = 214,549,539.52/13,808.15
  6. Step 6: Final answer
    x = 15,537.89

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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.