Home / 19,590.42-27,031.62-12,034.32

Finding the Fourth Proportional to 19,590.42, 27,031.62 and 12,034.32

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Solution

The fourth proportional to 19,590.42, 27,031.62 and 12,034.32 is: 16,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590.42 : 27,031.62 = 12,034.32 : x
  2. Step 2: Convert to fraction form
    19,590.42/27,031.62 = 12,034.32/x
  3. Step 3: Cross multiply
    19,590.42x = 27,031.62 × 12,034.32
  4. Step 4: Simplify right side
    19,590.42x = 325,307,165.20
  5. Step 5: Solve for x
    x = 325,307,165.20/19,590.42
  6. Step 6: Final answer
    x = 16,605.42

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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.