Home / 19,508.02-26,913.82-12,797.38

Finding the Fourth Proportional to 19,508.02, 26,913.82 and 12,797.38

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Solution

The fourth proportional to 19,508.02, 26,913.82 and 12,797.38 is: 17,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.02 : 26,913.82 = 12,797.38 : x
  2. Step 2: Convert to fraction form
    19,508.02/26,913.82 = 12,797.38/x
  3. Step 3: Cross multiply
    19,508.02x = 26,913.82 × 12,797.38
  4. Step 4: Simplify right side
    19,508.02x = 344,426,381.79
  5. Step 5: Solve for x
    x = 344,426,381.79/19,508.02
  6. Step 6: Final answer
    x = 17,655.63

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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.