Home / 19,275.18-26,597.61-10,891.68

Finding the Fourth Proportional to 19,275.18, 26,597.61 and 10,891.68

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Solution

The fourth proportional to 19,275.18, 26,597.61 and 10,891.68 is: 15,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.18 : 26,597.61 = 10,891.68 : x
  2. Step 2: Convert to fraction form
    19,275.18/26,597.61 = 10,891.68/x
  3. Step 3: Cross multiply
    19,275.18x = 26,597.61 × 10,891.68
  4. Step 4: Simplify right side
    19,275.18x = 289,692,656.88
  5. Step 5: Solve for x
    x = 289,692,656.88/19,275.18
  6. Step 6: Final answer
    x = 15,029.31

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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.