Home / 19,125.72-26,393.52-10,742.28

Finding the Fourth Proportional to 19,125.72, 26,393.52 and 10,742.28

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Solution

The fourth proportional to 19,125.72, 26,393.52 and 10,742.28 is: 14,824.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.72 : 26,393.52 = 10,742.28 : x
  2. Step 2: Convert to fraction form
    19,125.72/26,393.52 = 10,742.28/x
  3. Step 3: Cross multiply
    19,125.72x = 26,393.52 × 10,742.28
  4. Step 4: Simplify right side
    19,125.72x = 283,526,582.03
  5. Step 5: Solve for x
    x = 283,526,582.03/19,125.72
  6. Step 6: Final answer
    x = 14,824.36

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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.