Home / 27,266.40-37,627.58-15,329.76

Finding the Fourth Proportional to 27,266.40, 37,627.58 and 15,329.76

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Solution

The fourth proportional to 27,266.40, 37,627.58 and 15,329.76 is: 21,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.40 : 37,627.58 = 15,329.76 : x
  2. Step 2: Convert to fraction form
    27,266.40/37,627.58 = 15,329.76/x
  3. Step 3: Cross multiply
    27,266.40x = 37,627.58 × 15,329.76
  4. Step 4: Simplify right side
    27,266.40x = 576,821,582.64
  5. Step 5: Solve for x
    x = 576,821,582.64/27,266.40
  6. Step 6: Final answer
    x = 21,155.04

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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.