Home / 19,040.16-28,423.94-16,549.72

Finding the Fourth Proportional to 19,040.16, 28,423.94 and 16,549.72

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Solution

The fourth proportional to 19,040.16, 28,423.94 and 16,549.72 is: 24,706.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.16 : 28,423.94 = 16,549.72 : x
  2. Step 2: Convert to fraction form
    19,040.16/28,423.94 = 16,549.72/x
  3. Step 3: Cross multiply
    19,040.16x = 28,423.94 × 16,549.72
  4. Step 4: Simplify right side
    19,040.16x = 470,408,248.30
  5. Step 5: Solve for x
    x = 470,408,248.30/19,040.16
  6. Step 6: Final answer
    x = 24,706.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.