Home / 19,348.83-26,715.02-15,104.61

Finding the Fourth Proportional to 19,348.83, 26,715.02 and 15,104.61

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Solution

The fourth proportional to 19,348.83, 26,715.02 and 15,104.61 is: 20,855.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.83 : 26,715.02 = 15,104.61 : x
  2. Step 2: Convert to fraction form
    19,348.83/26,715.02 = 15,104.61/x
  3. Step 3: Cross multiply
    19,348.83x = 26,715.02 × 15,104.61
  4. Step 4: Simplify right side
    19,348.83x = 403,519,882.72
  5. Step 5: Solve for x
    x = 403,519,882.72/19,348.83
  6. Step 6: Final answer
    x = 20,855.00

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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.