Home / 65,714.96-98,570.99-18,328.79

Finding the Fourth Proportional to 65,714.96, 98,570.99 and 18,328.79

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Solution

The fourth proportional to 65,714.96, 98,570.99 and 18,328.79 is: 27,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,714.96 : 98,570.99 = 18,328.79 : x
  2. Step 2: Convert to fraction form
    65,714.96/98,570.99 = 18,328.79/x
  3. Step 3: Cross multiply
    65,714.96x = 98,570.99 × 18,328.79
  4. Step 4: Simplify right side
    65,714.96x = 1,806,686,391.30
  5. Step 5: Solve for x
    x = 1,806,686,391.30/65,714.96
  6. Step 6: Final answer
    x = 27,492.77

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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.