Home / 19,327.68-26,675.04-12,254.80

Finding the Fourth Proportional to 19,327.68, 26,675.04 and 12,254.80

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Solution

The fourth proportional to 19,327.68, 26,675.04 and 12,254.80 is: 16,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.68 : 26,675.04 = 12,254.80 : x
  2. Step 2: Convert to fraction form
    19,327.68/26,675.04 = 12,254.80/x
  3. Step 3: Cross multiply
    19,327.68x = 26,675.04 × 12,254.80
  4. Step 4: Simplify right side
    19,327.68x = 326,897,280.19
  5. Step 5: Solve for x
    x = 326,897,280.19/19,327.68
  6. Step 6: Final answer
    x = 16,913.43

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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.