Home / 47,514.64-71,266.48-12,457.08

Finding the Fourth Proportional to 47,514.64, 71,266.48 and 12,457.08

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Solution

The fourth proportional to 47,514.64, 71,266.48 and 12,457.08 is: 18,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,514.64 : 71,266.48 = 12,457.08 : x
  2. Step 2: Convert to fraction form
    47,514.64/71,266.48 = 12,457.08/x
  3. Step 3: Cross multiply
    47,514.64x = 71,266.48 × 12,457.08
  4. Step 4: Simplify right side
    47,514.64x = 887,772,242.68
  5. Step 5: Solve for x
    x = 887,772,242.68/47,514.64
  6. Step 6: Final answer
    x = 18,684.18

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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.