Home / 32,237.80-48,356.70-21,178.60

Finding the Fourth Proportional to 32,237.80, 48,356.70 and 21,178.60

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Solution

The fourth proportional to 32,237.80, 48,356.70 and 21,178.60 is: 31,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,237.80 : 48,356.70 = 21,178.60 : x
  2. Step 2: Convert to fraction form
    32,237.80/48,356.70 = 21,178.60/x
  3. Step 3: Cross multiply
    32,237.80x = 48,356.70 × 21,178.60
  4. Step 4: Simplify right side
    32,237.80x = 1,024,127,206.62
  5. Step 5: Solve for x
    x = 1,024,127,206.62/32,237.80
  6. Step 6: Final answer
    x = 31,767.90

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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.