Home / 27,384.02-37,786.74-15,446.65

Finding the Fourth Proportional to 27,384.02, 37,786.74 and 15,446.65

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Solution

The fourth proportional to 27,384.02, 37,786.74 and 15,446.65 is: 21,314.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.02 : 37,786.74 = 15,446.65 : x
  2. Step 2: Convert to fraction form
    27,384.02/37,786.74 = 15,446.65/x
  3. Step 3: Cross multiply
    27,384.02x = 37,786.74 × 15,446.65
  4. Step 4: Simplify right side
    27,384.02x = 583,678,547.42
  5. Step 5: Solve for x
    x = 583,678,547.42/27,384.02
  6. Step 6: Final answer
    x = 21,314.57

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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.