Home / 28,302.51-42,437.37-9,576.33

Finding the Fourth Proportional to 28,302.51, 42,437.37 and 9,576.33

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Solution

The fourth proportional to 28,302.51, 42,437.37 and 9,576.33 is: 14,358.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,302.51 : 42,437.37 = 9,576.33 : x
  2. Step 2: Convert to fraction form
    28,302.51/42,437.37 = 9,576.33/x
  3. Step 3: Cross multiply
    28,302.51x = 42,437.37 × 9,576.33
  4. Step 4: Simplify right side
    28,302.51x = 406,394,082.36
  5. Step 5: Solve for x
    x = 406,394,082.36/28,302.51
  6. Step 6: Final answer
    x = 14,358.94

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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.