Home / 27,486.36-37,924.88-15,547.10

Finding the Fourth Proportional to 27,486.36, 37,924.88 and 15,547.10

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Solution

The fourth proportional to 27,486.36, 37,924.88 and 15,547.10 is: 21,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.36 : 37,924.88 = 15,547.10 : x
  2. Step 2: Convert to fraction form
    27,486.36/37,924.88 = 15,547.10/x
  3. Step 3: Cross multiply
    27,486.36x = 37,924.88 × 15,547.10
  4. Step 4: Simplify right side
    27,486.36x = 589,621,634.49
  5. Step 5: Solve for x
    x = 589,621,634.49/27,486.36
  6. Step 6: Final answer
    x = 21,451.43

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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.