Home / 28,376.96-42,498.00-14,292.68

Finding the Fourth Proportional to 28,376.96, 42,498.00 and 14,292.68

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Solution

The fourth proportional to 28,376.96, 42,498.00 and 14,292.68 is: 21,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376.96 : 42,498.00 = 14,292.68 : x
  2. Step 2: Convert to fraction form
    28,376.96/42,498.00 = 14,292.68/x
  3. Step 3: Cross multiply
    28,376.96x = 42,498.00 × 14,292.68
  4. Step 4: Simplify right side
    28,376.96x = 607,410,315.12
  5. Step 5: Solve for x
    x = 607,410,315.12/28,376.96
  6. Step 6: Final answer
    x = 21,405.05

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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.