Home / 15,527.40-23,291.10-11,153.40

Finding the Fourth Proportional to 15,527.40, 23,291.10 and 11,153.40

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Solution

The fourth proportional to 15,527.40, 23,291.10 and 11,153.40 is: 16,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527.40 : 23,291.10 = 11,153.40 : x
  2. Step 2: Convert to fraction form
    15,527.40/23,291.10 = 11,153.40/x
  3. Step 3: Cross multiply
    15,527.40x = 23,291.10 × 11,153.40
  4. Step 4: Simplify right side
    15,527.40x = 259,774,954.74
  5. Step 5: Solve for x
    x = 259,774,954.74/15,527.40
  6. Step 6: Final answer
    x = 16,730.10

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Double scale
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Similar ratio
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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.