Home / 13,898.13-19,164.51-11,206.52

Finding the Fourth Proportional to 13,898.13, 19,164.51 and 11,206.52

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Solution

The fourth proportional to 13,898.13, 19,164.51 and 11,206.52 is: 15,452.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.13 : 19,164.51 = 11,206.52 : x
  2. Step 2: Convert to fraction form
    13,898.13/19,164.51 = 11,206.52/x
  3. Step 3: Cross multiply
    13,898.13x = 19,164.51 × 11,206.52
  4. Step 4: Simplify right side
    13,898.13x = 214,767,464.61
  5. Step 5: Solve for x
    x = 214,767,464.61/13,898.13
  6. Step 6: Final answer
    x = 15,452.98

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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.