Home / 45,479.04-68,218.56-14,308.08

Finding the Fourth Proportional to 45,479.04, 68,218.56 and 14,308.08

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Solution

The fourth proportional to 45,479.04, 68,218.56 and 14,308.08 is: 21,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,479.04 : 68,218.56 = 14,308.08 : x
  2. Step 2: Convert to fraction form
    45,479.04/68,218.56 = 14,308.08/x
  3. Step 3: Cross multiply
    45,479.04x = 68,218.56 × 14,308.08
  4. Step 4: Simplify right side
    45,479.04x = 976,076,613.96
  5. Step 5: Solve for x
    x = 976,076,613.96/45,479.04
  6. Step 6: Final answer
    x = 21,462.12

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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.