Home / 19,357.08-26,714.20-10,860.16

Finding the Fourth Proportional to 19,357.08, 26,714.20 and 10,860.16

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Solution

The fourth proportional to 19,357.08, 26,714.20 and 10,860.16 is: 14,987.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.08 : 26,714.20 = 10,860.16 : x
  2. Step 2: Convert to fraction form
    19,357.08/26,714.20 = 10,860.16/x
  3. Step 3: Cross multiply
    19,357.08x = 26,714.20 × 10,860.16
  4. Step 4: Simplify right side
    19,357.08x = 290,120,486.27
  5. Step 5: Solve for x
    x = 290,120,486.27/19,357.08
  6. Step 6: Final answer
    x = 14,987.82

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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.