Home / 32,480.90-44,822.76-18,140.34

Finding the Fourth Proportional to 32,480.90, 44,822.76 and 18,140.34

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Solution

The fourth proportional to 32,480.90, 44,822.76 and 18,140.34 is: 25,033.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,480.90 : 44,822.76 = 18,140.34 : x
  2. Step 2: Convert to fraction form
    32,480.90/44,822.76 = 18,140.34/x
  3. Step 3: Cross multiply
    32,480.90x = 44,822.76 × 18,140.34
  4. Step 4: Simplify right side
    32,480.90x = 813,100,106.14
  5. Step 5: Solve for x
    x = 813,100,106.14/32,480.90
  6. Step 6: Final answer
    x = 25,033.18

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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.