Home / 27,484.54-37,928.68-15,547.62

Finding the Fourth Proportional to 27,484.54, 37,928.68 and 15,547.62

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Solution

The fourth proportional to 27,484.54, 37,928.68 and 15,547.62 is: 21,455.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.54 : 37,928.68 = 15,547.62 : x
  2. Step 2: Convert to fraction form
    27,484.54/37,928.68 = 15,547.62/x
  3. Step 3: Cross multiply
    27,484.54x = 37,928.68 × 15,547.62
  4. Step 4: Simplify right side
    27,484.54x = 589,700,703.74
  5. Step 5: Solve for x
    x = 589,700,703.74/27,484.54
  6. Step 6: Final answer
    x = 21,455.72

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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.