Home / 15,368.80-23,086.08-13,033.60

Finding the Fourth Proportional to 15,368.80, 23,086.08 and 13,033.60

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Solution

The fourth proportional to 15,368.80, 23,086.08 and 13,033.60 is: 19,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368.80 : 23,086.08 = 13,033.60 : x
  2. Step 2: Convert to fraction form
    15,368.80/23,086.08 = 13,033.60/x
  3. Step 3: Cross multiply
    15,368.80x = 23,086.08 × 13,033.60
  4. Step 4: Simplify right side
    15,368.80x = 300,894,732.29
  5. Step 5: Solve for x
    x = 300,894,732.29/15,368.80
  6. Step 6: Final answer
    x = 19,578.28

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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.