Home / 19,523.33-26,941.12-11,455.89

Finding the Fourth Proportional to 19,523.33, 26,941.12 and 11,455.89

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Solution

The fourth proportional to 19,523.33, 26,941.12 and 11,455.89 is: 15,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.33 : 26,941.12 = 11,455.89 : x
  2. Step 2: Convert to fraction form
    19,523.33/26,941.12 = 11,455.89/x
  3. Step 3: Cross multiply
    19,523.33x = 26,941.12 × 11,455.89
  4. Step 4: Simplify right side
    19,523.33x = 308,634,507.20
  5. Step 5: Solve for x
    x = 308,634,507.20/19,523.33
  6. Step 6: Final answer
    x = 15,808.50

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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.