Home / 26,630.04-39,914.71-16,639.40

Finding the Fourth Proportional to 26,630.04, 39,914.71 and 16,639.40

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Solution

The fourth proportional to 26,630.04, 39,914.71 and 16,639.40 is: 24,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.04 : 39,914.71 = 16,639.40 : x
  2. Step 2: Convert to fraction form
    26,630.04/39,914.71 = 16,639.40/x
  3. Step 3: Cross multiply
    26,630.04x = 39,914.71 × 16,639.40
  4. Step 4: Simplify right side
    26,630.04x = 664,156,946.16
  5. Step 5: Solve for x
    x = 664,156,946.16/26,630.04
  6. Step 6: Final answer
    x = 24,940.14

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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.