Home / 32,820.40-49,228.88-9,445.92

Finding the Fourth Proportional to 32,820.40, 49,228.88 and 9,445.92

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Solution

The fourth proportional to 32,820.40, 49,228.88 and 9,445.92 is: 14,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,820.40 : 49,228.88 = 9,445.92 : x
  2. Step 2: Convert to fraction form
    32,820.40/49,228.88 = 9,445.92/x
  3. Step 3: Cross multiply
    32,820.40x = 49,228.88 × 9,445.92
  4. Step 4: Simplify right side
    32,820.40x = 465,012,062.17
  5. Step 5: Solve for x
    x = 465,012,062.17/32,820.40
  6. Step 6: Final answer
    x = 14,168.38

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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.