Home / 27,966.60-41,885.10-19,153.80

Finding the Fourth Proportional to 27,966.60, 41,885.10 and 19,153.80

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Solution

The fourth proportional to 27,966.60, 41,885.10 and 19,153.80 is: 28,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.60 : 41,885.10 = 19,153.80 : x
  2. Step 2: Convert to fraction form
    27,966.60/41,885.10 = 19,153.80/x
  3. Step 3: Cross multiply
    27,966.60x = 41,885.10 × 19,153.80
  4. Step 4: Simplify right side
    27,966.60x = 802,258,828.38
  5. Step 5: Solve for x
    x = 802,258,828.38/27,966.60
  6. Step 6: Final answer
    x = 28,686.32

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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.