Home / 22,152.24-30,569.64-12,216.24

Finding the Fourth Proportional to 22,152.24, 30,569.64 and 12,216.24

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Solution

The fourth proportional to 22,152.24, 30,569.64 and 12,216.24 is: 16,858.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,152.24 : 30,569.64 = 12,216.24 : x
  2. Step 2: Convert to fraction form
    22,152.24/30,569.64 = 12,216.24/x
  3. Step 3: Cross multiply
    22,152.24x = 30,569.64 × 12,216.24
  4. Step 4: Simplify right side
    22,152.24x = 373,446,058.95
  5. Step 5: Solve for x
    x = 373,446,058.95/22,152.24
  6. Step 6: Final answer
    x = 16,858.16

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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.