Home / 19,089.38-26,342.85-10,591.47

Finding the Fourth Proportional to 19,089.38, 26,342.85 and 10,591.47

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Solution

The fourth proportional to 19,089.38, 26,342.85 and 10,591.47 is: 14,615.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.38 : 26,342.85 = 10,591.47 : x
  2. Step 2: Convert to fraction form
    19,089.38/26,342.85 = 10,591.47/x
  3. Step 3: Cross multiply
    19,089.38x = 26,342.85 × 10,591.47
  4. Step 4: Simplify right side
    19,089.38x = 279,009,320.82
  5. Step 5: Solve for x
    x = 279,009,320.82/19,089.38
  6. Step 6: Final answer
    x = 14,615.95

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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.