Home / 32,920.02-45,429.75-30,408.54

Finding the Fourth Proportional to 32,920.02, 45,429.75 and 30,408.54

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Solution

The fourth proportional to 32,920.02, 45,429.75 and 30,408.54 is: 41,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,920.02 : 45,429.75 = 30,408.54 : x
  2. Step 2: Convert to fraction form
    32,920.02/45,429.75 = 30,408.54/x
  3. Step 3: Cross multiply
    32,920.02x = 45,429.75 × 30,408.54
  4. Step 4: Simplify right side
    32,920.02x = 1,381,452,370.07
  5. Step 5: Solve for x
    x = 1,381,452,370.07/32,920.02
  6. Step 6: Final answer
    x = 41,963.90

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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.