Home / 27,955.02-41,923.35-10,422.30

Finding the Fourth Proportional to 27,955.02, 41,923.35 and 10,422.30

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Solution

The fourth proportional to 27,955.02, 41,923.35 and 10,422.30 is: 15,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.02 : 41,923.35 = 10,422.30 : x
  2. Step 2: Convert to fraction form
    27,955.02/41,923.35 = 10,422.30/x
  3. Step 3: Cross multiply
    27,955.02x = 41,923.35 × 10,422.30
  4. Step 4: Simplify right side
    27,955.02x = 436,937,730.71
  5. Step 5: Solve for x
    x = 436,937,730.71/27,955.02
  6. Step 6: Final answer
    x = 15,630.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.