Home / 28,832.65-42,962.36-25,688.50

Finding the Fourth Proportional to 28,832.65, 42,962.36 and 25,688.50

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Solution

The fourth proportional to 28,832.65, 42,962.36 and 25,688.50 is: 38,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.65 : 42,962.36 = 25,688.50 : x
  2. Step 2: Convert to fraction form
    28,832.65/42,962.36 = 25,688.50/x
  3. Step 3: Cross multiply
    28,832.65x = 42,962.36 × 25,688.50
  4. Step 4: Simplify right side
    28,832.65x = 1,103,638,584.86
  5. Step 5: Solve for x
    x = 1,103,638,584.86/28,832.65
  6. Step 6: Final answer
    x = 38,277.39

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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.