Home / 15,609.63-21,559.03-10,496.25

Finding the Fourth Proportional to 15,609.63, 21,559.03 and 10,496.25

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Solution

The fourth proportional to 15,609.63, 21,559.03 and 10,496.25 is: 14,496.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.63 : 21,559.03 = 10,496.25 : x
  2. Step 2: Convert to fraction form
    15,609.63/21,559.03 = 10,496.25/x
  3. Step 3: Cross multiply
    15,609.63x = 21,559.03 × 10,496.25
  4. Step 4: Simplify right side
    15,609.63x = 226,288,968.64
  5. Step 5: Solve for x
    x = 226,288,968.64/15,609.63
  6. Step 6: Final answer
    x = 14,496.75

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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.