Home / 27,738.99-41,638.05-12,962.16

Finding the Fourth Proportional to 27,738.99, 41,638.05 and 12,962.16

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Solution

The fourth proportional to 27,738.99, 41,638.05 and 12,962.16 is: 19,457.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,738.99 : 41,638.05 = 12,962.16 : x
  2. Step 2: Convert to fraction form
    27,738.99/41,638.05 = 12,962.16/x
  3. Step 3: Cross multiply
    27,738.99x = 41,638.05 × 12,962.16
  4. Step 4: Simplify right side
    27,738.99x = 539,719,066.19
  5. Step 5: Solve for x
    x = 539,719,066.19/27,738.99
  6. Step 6: Final answer
    x = 19,457.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.