Home / 14,514.04-20,031.03-9,807.94

Finding the Fourth Proportional to 14,514.04, 20,031.03 and 9,807.94

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Solution

The fourth proportional to 14,514.04, 20,031.03 and 9,807.94 is: 13,536.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.04 : 20,031.03 = 9,807.94 : x
  2. Step 2: Convert to fraction form
    14,514.04/20,031.03 = 9,807.94/x
  3. Step 3: Cross multiply
    14,514.04x = 20,031.03 × 9,807.94
  4. Step 4: Simplify right side
    14,514.04x = 196,463,140.38
  5. Step 5: Solve for x
    x = 196,463,140.38/14,514.04
  6. Step 6: Final answer
    x = 13,536.08

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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.