Home / 32,430.36-44,750.70-18,285.60

Finding the Fourth Proportional to 32,430.36, 44,750.70 and 18,285.60

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Solution

The fourth proportional to 32,430.36, 44,750.70 and 18,285.60 is: 25,232.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.36 : 44,750.70 = 18,285.60 : x
  2. Step 2: Convert to fraction form
    32,430.36/44,750.70 = 18,285.60/x
  3. Step 3: Cross multiply
    32,430.36x = 44,750.70 × 18,285.60
  4. Step 4: Simplify right side
    32,430.36x = 818,293,399.92
  5. Step 5: Solve for x
    x = 818,293,399.92/32,430.36
  6. Step 6: Final answer
    x = 25,232.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.