Home / 27,015.39-37,281.81-14,915.83

Finding the Fourth Proportional to 27,015.39, 37,281.81 and 14,915.83

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Solution

The fourth proportional to 27,015.39, 37,281.81 and 14,915.83 is: 20,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.39 : 37,281.81 = 14,915.83 : x
  2. Step 2: Convert to fraction form
    27,015.39/37,281.81 = 14,915.83/x
  3. Step 3: Cross multiply
    27,015.39x = 37,281.81 × 14,915.83
  4. Step 4: Simplify right side
    27,015.39x = 556,089,225.09
  5. Step 5: Solve for x
    x = 556,089,225.09/27,015.39
  6. Step 6: Final answer
    x = 20,584.17

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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.