Home / 27,297.65-37,669.18-15,360.28

Finding the Fourth Proportional to 27,297.65, 37,669.18 and 15,360.28

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Solution

The fourth proportional to 27,297.65, 37,669.18 and 15,360.28 is: 21,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.65 : 37,669.18 = 15,360.28 : x
  2. Step 2: Convert to fraction form
    27,297.65/37,669.18 = 15,360.28/x
  3. Step 3: Cross multiply
    27,297.65x = 37,669.18 × 15,360.28
  4. Step 4: Simplify right side
    27,297.65x = 578,609,152.17
  5. Step 5: Solve for x
    x = 578,609,152.17/27,297.65
  6. Step 6: Final answer
    x = 21,196.30

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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.