Home / 32,190.48-44,421.75-18,762.30

Finding the Fourth Proportional to 32,190.48, 44,421.75 and 18,762.30

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Solution

The fourth proportional to 32,190.48, 44,421.75 and 18,762.30 is: 25,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.48 : 44,421.75 = 18,762.30 : x
  2. Step 2: Convert to fraction form
    32,190.48/44,421.75 = 18,762.30/x
  3. Step 3: Cross multiply
    32,190.48x = 44,421.75 × 18,762.30
  4. Step 4: Simplify right side
    32,190.48x = 833,454,200.03
  5. Step 5: Solve for x
    x = 833,454,200.03/32,190.48
  6. Step 6: Final answer
    x = 25,891.33

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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.