Home / 19,323.25-26,666.36-11,256.70

Finding the Fourth Proportional to 19,323.25, 26,666.36 and 11,256.70

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Solution

The fourth proportional to 19,323.25, 26,666.36 and 11,256.70 is: 15,534.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.25 : 26,666.36 = 11,256.70 : x
  2. Step 2: Convert to fraction form
    19,323.25/26,666.36 = 11,256.70/x
  3. Step 3: Cross multiply
    19,323.25x = 26,666.36 × 11,256.70
  4. Step 4: Simplify right side
    19,323.25x = 300,175,214.61
  5. Step 5: Solve for x
    x = 300,175,214.61/19,323.25
  6. Step 6: Final answer
    x = 15,534.41

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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.