Home / 34,855.29-52,259.82-12,666.03

Finding the Fourth Proportional to 34,855.29, 52,259.82 and 12,666.03

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Solution

The fourth proportional to 34,855.29, 52,259.82 and 12,666.03 is: 18,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,855.29 : 52,259.82 = 12,666.03 : x
  2. Step 2: Convert to fraction form
    34,855.29/52,259.82 = 12,666.03/x
  3. Step 3: Cross multiply
    34,855.29x = 52,259.82 × 12,666.03
  4. Step 4: Simplify right side
    34,855.29x = 661,924,447.91
  5. Step 5: Solve for x
    x = 661,924,447.91/34,855.29
  6. Step 6: Final answer
    x = 18,990.65

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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.