Home / 23,330.70-32,196.29-12,720.33

Finding the Fourth Proportional to 23,330.70, 32,196.29 and 12,720.33

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Solution

The fourth proportional to 23,330.70, 32,196.29 and 12,720.33 is: 17,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,330.70 : 32,196.29 = 12,720.33 : x
  2. Step 2: Convert to fraction form
    23,330.70/32,196.29 = 12,720.33/x
  3. Step 3: Cross multiply
    23,330.70x = 32,196.29 × 12,720.33
  4. Step 4: Simplify right side
    23,330.70x = 409,547,324.70
  5. Step 5: Solve for x
    x = 409,547,324.70/23,330.70
  6. Step 6: Final answer
    x = 17,554.01

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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.