Home / 39,511.04-59,266.55-11,809.04

Finding the Fourth Proportional to 39,511.04, 59,266.55 and 11,809.04

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Solution

The fourth proportional to 39,511.04, 59,266.55 and 11,809.04 is: 17,713.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.04 : 59,266.55 = 11,809.04 : x
  2. Step 2: Convert to fraction form
    39,511.04/59,266.55 = 11,809.04/x
  3. Step 3: Cross multiply
    39,511.04x = 59,266.55 × 11,809.04
  4. Step 4: Simplify right side
    39,511.04x = 699,880,704.23
  5. Step 5: Solve for x
    x = 699,880,704.23/39,511.04
  6. Step 6: Final answer
    x = 17,713.55

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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.