Home / 27,506.54-37,958.78-14,931.28

Finding the Fourth Proportional to 27,506.54, 37,958.78 and 14,931.28

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Solution

The fourth proportional to 27,506.54, 37,958.78 and 14,931.28 is: 20,605.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,506.54 : 37,958.78 = 14,931.28 : x
  2. Step 2: Convert to fraction form
    27,506.54/37,958.78 = 14,931.28/x
  3. Step 3: Cross multiply
    27,506.54x = 37,958.78 × 14,931.28
  4. Step 4: Simplify right side
    27,506.54x = 566,773,172.64
  5. Step 5: Solve for x
    x = 566,773,172.64/27,506.54
  6. Step 6: Final answer
    x = 20,605.03

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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.