Home / 17,904.84-24,688.76-12,240.51

Finding the Fourth Proportional to 17,904.84, 24,688.76 and 12,240.51

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Solution

The fourth proportional to 17,904.84, 24,688.76 and 12,240.51 is: 16,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.84 : 24,688.76 = 12,240.51 : x
  2. Step 2: Convert to fraction form
    17,904.84/24,688.76 = 12,240.51/x
  3. Step 3: Cross multiply
    17,904.84x = 24,688.76 × 12,240.51
  4. Step 4: Simplify right side
    17,904.84x = 302,203,013.67
  5. Step 5: Solve for x
    x = 302,203,013.67/17,904.84
  6. Step 6: Final answer
    x = 16,878.29

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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.