Home / 27,484.50-37,928.62-15,547.58

Finding the Fourth Proportional to 27,484.50, 37,928.62 and 15,547.58

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Solution

The fourth proportional to 27,484.50, 37,928.62 and 15,547.58 is: 21,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.50 : 37,928.62 = 15,547.58 : x
  2. Step 2: Convert to fraction form
    27,484.50/37,928.62 = 15,547.58/x
  3. Step 3: Cross multiply
    27,484.50x = 37,928.62 × 15,547.58
  4. Step 4: Simplify right side
    27,484.50x = 589,698,253.74
  5. Step 5: Solve for x
    x = 589,698,253.74/27,484.50
  6. Step 6: Final answer
    x = 21,455.67

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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.