Home / 14,090.32-21,135.68-6,695.52

Finding the Fourth Proportional to 14,090.32, 21,135.68 and 6,695.52

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Solution

The fourth proportional to 14,090.32, 21,135.68 and 6,695.52 is: 10,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.32 : 21,135.68 = 6,695.52 : x
  2. Step 2: Convert to fraction form
    14,090.32/21,135.68 = 6,695.52/x
  3. Step 3: Cross multiply
    14,090.32x = 21,135.68 × 6,695.52
  4. Step 4: Simplify right side
    14,090.32x = 141,514,368.15
  5. Step 5: Solve for x
    x = 141,514,368.15/14,090.32
  6. Step 6: Final answer
    x = 10,043.38

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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.