Home / 19,284.48-26,614.56-11,731.35

Finding the Fourth Proportional to 19,284.48, 26,614.56 and 11,731.35

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Solution

The fourth proportional to 19,284.48, 26,614.56 and 11,731.35 is: 16,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.48 : 26,614.56 = 11,731.35 : x
  2. Step 2: Convert to fraction form
    19,284.48/26,614.56 = 11,731.35/x
  3. Step 3: Cross multiply
    19,284.48x = 26,614.56 × 11,731.35
  4. Step 4: Simplify right side
    19,284.48x = 312,224,718.46
  5. Step 5: Solve for x
    x = 312,224,718.46/19,284.48
  6. Step 6: Final answer
    x = 16,190.47

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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.