Home / 28,641.04-39,521.98-16,063.36

Finding the Fourth Proportional to 28,641.04, 39,521.98 and 16,063.36

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Solution

The fourth proportional to 28,641.04, 39,521.98 and 16,063.36 is: 22,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,641.04 : 39,521.98 = 16,063.36 : x
  2. Step 2: Convert to fraction form
    28,641.04/39,521.98 = 16,063.36/x
  3. Step 3: Cross multiply
    28,641.04x = 39,521.98 × 16,063.36
  4. Step 4: Simplify right side
    28,641.04x = 634,855,792.65
  5. Step 5: Solve for x
    x = 634,855,792.65/28,641.04
  6. Step 6: Final answer
    x = 22,165.95

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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.