Home / 19,017.12-26,240.45-11,059.68

Finding the Fourth Proportional to 19,017.12, 26,240.45 and 11,059.68

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Solution

The fourth proportional to 19,017.12, 26,240.45 and 11,059.68 is: 15,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.12 : 26,240.45 = 11,059.68 : x
  2. Step 2: Convert to fraction form
    19,017.12/26,240.45 = 11,059.68/x
  3. Step 3: Cross multiply
    19,017.12x = 26,240.45 × 11,059.68
  4. Step 4: Simplify right side
    19,017.12x = 290,210,924.76
  5. Step 5: Solve for x
    x = 290,210,924.76/19,017.12
  6. Step 6: Final answer
    x = 15,260.51

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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.