Home / 12,329.02-16,994.04-9,635.50

Finding the Fourth Proportional to 12,329.02, 16,994.04 and 9,635.50

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Solution

The fourth proportional to 12,329.02, 16,994.04 and 9,635.50 is: 13,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329.02 : 16,994.04 = 9,635.50 : x
  2. Step 2: Convert to fraction form
    12,329.02/16,994.04 = 9,635.50/x
  3. Step 3: Cross multiply
    12,329.02x = 16,994.04 × 9,635.50
  4. Step 4: Simplify right side
    12,329.02x = 163,746,072.42
  5. Step 5: Solve for x
    x = 163,746,072.42/12,329.02
  6. Step 6: Final answer
    x = 13,281.35

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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.