Home / 19,460.85-26,827.97-13,862.13

Finding the Fourth Proportional to 19,460.85, 26,827.97 and 13,862.13

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Solution

The fourth proportional to 19,460.85, 26,827.97 and 13,862.13 is: 19,109.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.85 : 26,827.97 = 13,862.13 : x
  2. Step 2: Convert to fraction form
    19,460.85/26,827.97 = 13,862.13/x
  3. Step 3: Cross multiply
    19,460.85x = 26,827.97 × 13,862.13
  4. Step 4: Simplify right side
    19,460.85x = 371,892,807.78
  5. Step 5: Solve for x
    x = 371,892,807.78/19,460.85
  6. Step 6: Final answer
    x = 19,109.79

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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.