Home / 19,424.40-26,798.76-11,462.64

Finding the Fourth Proportional to 19,424.40, 26,798.76 and 11,462.64

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Solution

The fourth proportional to 19,424.40, 26,798.76 and 11,462.64 is: 15,814.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424.40 : 26,798.76 = 11,462.64 : x
  2. Step 2: Convert to fraction form
    19,424.40/26,798.76 = 11,462.64/x
  3. Step 3: Cross multiply
    19,424.40x = 26,798.76 × 11,462.64
  4. Step 4: Simplify right side
    19,424.40x = 307,184,538.33
  5. Step 5: Solve for x
    x = 307,184,538.33/19,424.40
  6. Step 6: Final answer
    x = 15,814.36

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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.