Home / 19,078.74-26,325.81-10,901.72

Finding the Fourth Proportional to 19,078.74, 26,325.81 and 10,901.72

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Solution

The fourth proportional to 19,078.74, 26,325.81 and 10,901.72 is: 15,042.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.74 : 26,325.81 = 10,901.72 : x
  2. Step 2: Convert to fraction form
    19,078.74/26,325.81 = 10,901.72/x
  3. Step 3: Cross multiply
    19,078.74x = 26,325.81 × 10,901.72
  4. Step 4: Simplify right side
    19,078.74x = 286,996,675.21
  5. Step 5: Solve for x
    x = 286,996,675.21/19,078.74
  6. Step 6: Final answer
    x = 15,042.75

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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.