Home / 28,925.70-43,356.15-14,880.30

Finding the Fourth Proportional to 28,925.70, 43,356.15 and 14,880.30

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Solution

The fourth proportional to 28,925.70, 43,356.15 and 14,880.30 is: 22,303.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,925.70 : 43,356.15 = 14,880.30 : x
  2. Step 2: Convert to fraction form
    28,925.70/43,356.15 = 14,880.30/x
  3. Step 3: Cross multiply
    28,925.70x = 43,356.15 × 14,880.30
  4. Step 4: Simplify right side
    28,925.70x = 645,152,518.85
  5. Step 5: Solve for x
    x = 645,152,518.85/28,925.70
  6. Step 6: Final answer
    x = 22,303.78

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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.