Home / 15,410.12-21,259.21-9,033.48

Finding the Fourth Proportional to 15,410.12, 21,259.21 and 9,033.48

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Solution

The fourth proportional to 15,410.12, 21,259.21 and 9,033.48 is: 12,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.12 : 21,259.21 = 9,033.48 : x
  2. Step 2: Convert to fraction form
    15,410.12/21,259.21 = 9,033.48/x
  3. Step 3: Cross multiply
    15,410.12x = 21,259.21 × 9,033.48
  4. Step 4: Simplify right side
    15,410.12x = 192,044,648.35
  5. Step 5: Solve for x
    x = 192,044,648.35/15,410.12
  6. Step 6: Final answer
    x = 12,462.24

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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.