Home / 39,714.04-54,768.80-26,986.30

Finding the Fourth Proportional to 39,714.04, 54,768.80 and 26,986.30

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Solution

The fourth proportional to 39,714.04, 54,768.80 and 26,986.30 is: 37,216.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,714.04 : 54,768.80 = 26,986.30 : x
  2. Step 2: Convert to fraction form
    39,714.04/54,768.80 = 26,986.30/x
  3. Step 3: Cross multiply
    39,714.04x = 54,768.80 × 26,986.30
  4. Step 4: Simplify right side
    39,714.04x = 1,478,007,267.44
  5. Step 5: Solve for x
    x = 1,478,007,267.44/39,714.04
  6. Step 6: Final answer
    x = 37,216.24

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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.