Home / 42,714.27-64,074.65-11,549.25

Finding the Fourth Proportional to 42,714.27, 64,074.65 and 11,549.25

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Solution

The fourth proportional to 42,714.27, 64,074.65 and 11,549.25 is: 17,324.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,714.27 : 64,074.65 = 11,549.25 : x
  2. Step 2: Convert to fraction form
    42,714.27/64,074.65 = 11,549.25/x
  3. Step 3: Cross multiply
    42,714.27x = 64,074.65 × 11,549.25
  4. Step 4: Simplify right side
    42,714.27x = 740,014,093.77
  5. Step 5: Solve for x
    x = 740,014,093.77/42,714.27
  6. Step 6: Final answer
    x = 17,324.75

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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.