Home / 27,208.10-37,547.15-15,272.55

Finding the Fourth Proportional to 27,208.10, 37,547.15 and 15,272.55

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Solution

The fourth proportional to 27,208.10, 37,547.15 and 15,272.55 is: 21,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.10 : 37,547.15 = 15,272.55 : x
  2. Step 2: Convert to fraction form
    27,208.10/37,547.15 = 15,272.55/x
  3. Step 3: Cross multiply
    27,208.10x = 37,547.15 × 15,272.55
  4. Step 4: Simplify right side
    27,208.10x = 573,440,649.37
  5. Step 5: Solve for x
    x = 573,440,649.37/27,208.10
  6. Step 6: Final answer
    x = 21,076.10

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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.