Home / 20,038.07-27,661.76-14,300.03

Finding the Fourth Proportional to 20,038.07, 27,661.76 and 14,300.03

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Solution

The fourth proportional to 20,038.07, 27,661.76 and 14,300.03 is: 19,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038.07 : 27,661.76 = 14,300.03 : x
  2. Step 2: Convert to fraction form
    20,038.07/27,661.76 = 14,300.03/x
  3. Step 3: Cross multiply
    20,038.07x = 27,661.76 × 14,300.03
  4. Step 4: Simplify right side
    20,038.07x = 395,563,788.04
  5. Step 5: Solve for x
    x = 395,563,788.04/20,038.07
  6. Step 6: Final answer
    x = 19,740.62

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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.