Home / 22,047.66-30,427.38-12,616.02

Finding the Fourth Proportional to 22,047.66, 30,427.38 and 12,616.02

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Solution

The fourth proportional to 22,047.66, 30,427.38 and 12,616.02 is: 17,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,047.66 : 30,427.38 = 12,616.02 : x
  2. Step 2: Convert to fraction form
    22,047.66/30,427.38 = 12,616.02/x
  3. Step 3: Cross multiply
    22,047.66x = 30,427.38 × 12,616.02
  4. Step 4: Simplify right side
    22,047.66x = 383,872,434.63
  5. Step 5: Solve for x
    x = 383,872,434.63/22,047.66
  6. Step 6: Final answer
    x = 17,411.03

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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.