Home / 24,968.84-34,457.09-13,638.56

Finding the Fourth Proportional to 24,968.84, 34,457.09 and 13,638.56

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Solution

The fourth proportional to 24,968.84, 34,457.09 and 13,638.56 is: 18,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,968.84 : 34,457.09 = 13,638.56 : x
  2. Step 2: Convert to fraction form
    24,968.84/34,457.09 = 13,638.56/x
  3. Step 3: Cross multiply
    24,968.84x = 34,457.09 × 13,638.56
  4. Step 4: Simplify right side
    24,968.84x = 469,944,848.91
  5. Step 5: Solve for x
    x = 469,944,848.91/24,968.84
  6. Step 6: Final answer
    x = 18,821.26

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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.