Home / 28,246.24-42,368.01-11,602.09

Finding the Fourth Proportional to 28,246.24, 42,368.01 and 11,602.09

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Solution

The fourth proportional to 28,246.24, 42,368.01 and 11,602.09 is: 17,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.24 : 42,368.01 = 11,602.09 : x
  2. Step 2: Convert to fraction form
    28,246.24/42,368.01 = 11,602.09/x
  3. Step 3: Cross multiply
    28,246.24x = 42,368.01 × 11,602.09
  4. Step 4: Simplify right side
    28,246.24x = 491,557,465.14
  5. Step 5: Solve for x
    x = 491,557,465.14/28,246.24
  6. Step 6: Final answer
    x = 17,402.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.