Home / 27,869.79-38,457.76-16,537.34

Finding the Fourth Proportional to 27,869.79, 38,457.76 and 16,537.34

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Solution

The fourth proportional to 27,869.79, 38,457.76 and 16,537.34 is: 22,820.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.79 : 38,457.76 = 16,537.34 : x
  2. Step 2: Convert to fraction form
    27,869.79/38,457.76 = 16,537.34/x
  3. Step 3: Cross multiply
    27,869.79x = 38,457.76 × 16,537.34
  4. Step 4: Simplify right side
    27,869.79x = 635,989,052.76
  5. Step 5: Solve for x
    x = 635,989,052.76/27,869.79
  6. Step 6: Final answer
    x = 22,820.02

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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.