Home / 27,176.92-37,460.76-21,425.00

Finding the Fourth Proportional to 27,176.92, 37,460.76 and 21,425.00

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Solution

The fourth proportional to 27,176.92, 37,460.76 and 21,425.00 is: 29,532.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,176.92 : 37,460.76 = 21,425.00 : x
  2. Step 2: Convert to fraction form
    27,176.92/37,460.76 = 21,425.00/x
  3. Step 3: Cross multiply
    27,176.92x = 37,460.76 × 21,425.00
  4. Step 4: Simplify right side
    27,176.92x = 802,596,595.70
  5. Step 5: Solve for x
    x = 802,596,595.70/27,176.92
  6. Step 6: Final answer
    x = 29,532.29

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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.