Home / 32,877.90-49,316.85-9,185.40

Finding the Fourth Proportional to 32,877.90, 49,316.85 and 9,185.40

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Solution

The fourth proportional to 32,877.90, 49,316.85 and 9,185.40 is: 13,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,877.90 : 49,316.85 = 9,185.40 : x
  2. Step 2: Convert to fraction form
    32,877.90/49,316.85 = 9,185.40/x
  3. Step 3: Cross multiply
    32,877.90x = 49,316.85 × 9,185.40
  4. Step 4: Simplify right side
    32,877.90x = 452,994,993.99
  5. Step 5: Solve for x
    x = 452,994,993.99/32,877.90
  6. Step 6: Final answer
    x = 13,778.10

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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.