Home / 22,062.48-30,446.70-12,631.08

Finding the Fourth Proportional to 22,062.48, 30,446.70 and 12,631.08

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Solution

The fourth proportional to 22,062.48, 30,446.70 and 12,631.08 is: 17,431.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,062.48 : 30,446.70 = 12,631.08 : x
  2. Step 2: Convert to fraction form
    22,062.48/30,446.70 = 12,631.08/x
  3. Step 3: Cross multiply
    22,062.48x = 30,446.70 × 12,631.08
  4. Step 4: Simplify right side
    22,062.48x = 384,574,703.44
  5. Step 5: Solve for x
    x = 384,574,703.44/22,062.48
  6. Step 6: Final answer
    x = 17,431.16

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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.