Home / 42,715.36-58,931.56-26,794

Finding the Fourth Proportional to 42,715.36, 58,931.56 and 26,794

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Solution

The fourth proportional to 42,715.36, 58,931.56 and 26,794 is: 36,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,715.36 : 58,931.56 = 26,794 : x
  2. Step 2: Convert to fraction form
    42,715.36/58,931.56 = 26,794/x
  3. Step 3: Cross multiply
    42,715.36x = 58,931.56 × 26,794
  4. Step 4: Simplify right side
    42,715.36x = 1,579,012,218.64
  5. Step 5: Solve for x
    x = 1,579,012,218.64/42,715.36
  6. Step 6: Final answer
    x = 36,965.91

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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.