Home / 28,576.32-42,903.86-14,545.84

Finding the Fourth Proportional to 28,576.32, 42,903.86 and 14,545.84

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Solution

The fourth proportional to 28,576.32, 42,903.86 and 14,545.84 is: 21,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.32 : 42,903.86 = 14,545.84 : x
  2. Step 2: Convert to fraction form
    28,576.32/42,903.86 = 14,545.84/x
  3. Step 3: Cross multiply
    28,576.32x = 42,903.86 × 14,545.84
  4. Step 4: Simplify right side
    28,576.32x = 624,072,682.94
  5. Step 5: Solve for x
    x = 624,072,682.94/28,576.32
  6. Step 6: Final answer
    x = 21,838.81

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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.