Home / 19,222.91-26,528.39-10,725.78

Finding the Fourth Proportional to 19,222.91, 26,528.39 and 10,725.78

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Solution

The fourth proportional to 19,222.91, 26,528.39 and 10,725.78 is: 14,802.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,222.91 : 26,528.39 = 10,725.78 : x
  2. Step 2: Convert to fraction form
    19,222.91/26,528.39 = 10,725.78/x
  3. Step 3: Cross multiply
    19,222.91x = 26,528.39 × 10,725.78
  4. Step 4: Simplify right side
    19,222.91x = 284,537,562.01
  5. Step 5: Solve for x
    x = 284,537,562.01/19,222.91
  6. Step 6: Final answer
    x = 14,802.00

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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.