Home / 15,433.31-21,298.35-9,468.26

Finding the Fourth Proportional to 15,433.31, 21,298.35 and 9,468.26

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Solution

The fourth proportional to 15,433.31, 21,298.35 and 9,468.26 is: 13,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.31 : 21,298.35 = 9,468.26 : x
  2. Step 2: Convert to fraction form
    15,433.31/21,298.35 = 9,468.26/x
  3. Step 3: Cross multiply
    15,433.31x = 21,298.35 × 9,468.26
  4. Step 4: Simplify right side
    15,433.31x = 201,658,208.88
  5. Step 5: Solve for x
    x = 201,658,208.88/15,433.31
  6. Step 6: Final answer
    x = 13,066.43

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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.