Home / 52,891.04-79,336.75-13,448.15

Finding the Fourth Proportional to 52,891.04, 79,336.75 and 13,448.15

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Solution

The fourth proportional to 52,891.04, 79,336.75 and 13,448.15 is: 20,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,891.04 : 79,336.75 = 13,448.15 : x
  2. Step 2: Convert to fraction form
    52,891.04/79,336.75 = 13,448.15/x
  3. Step 3: Cross multiply
    52,891.04x = 79,336.75 × 13,448.15
  4. Step 4: Simplify right side
    52,891.04x = 1,066,932,514.51
  5. Step 5: Solve for x
    x = 1,066,932,514.51/52,891.04
  6. Step 6: Final answer
    x = 20,172.27

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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.