Home / 32,139.84-48,208.35-8,766.20

Finding the Fourth Proportional to 32,139.84, 48,208.35 and 8,766.20

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Solution

The fourth proportional to 32,139.84, 48,208.35 and 8,766.20 is: 13,148.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,139.84 : 48,208.35 = 8,766.20 : x
  2. Step 2: Convert to fraction form
    32,139.84/48,208.35 = 8,766.20/x
  3. Step 3: Cross multiply
    32,139.84x = 48,208.35 × 8,766.20
  4. Step 4: Simplify right side
    32,139.84x = 422,604,037.77
  5. Step 5: Solve for x
    x = 422,604,037.77/32,139.84
  6. Step 6: Final answer
    x = 13,148.92

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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.