Home / 19,373.25-26,730.96-11,412.57

Finding the Fourth Proportional to 19,373.25, 26,730.96 and 11,412.57

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Solution

The fourth proportional to 19,373.25, 26,730.96 and 11,412.57 is: 15,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.25 : 26,730.96 = 11,412.57 : x
  2. Step 2: Convert to fraction form
    19,373.25/26,730.96 = 11,412.57/x
  3. Step 3: Cross multiply
    19,373.25x = 26,730.96 × 11,412.57
  4. Step 4: Simplify right side
    19,373.25x = 305,068,952.17
  5. Step 5: Solve for x
    x = 305,068,952.17/19,373.25
  6. Step 6: Final answer
    x = 15,746.92

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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.