Home / 42,836.21-59,105.76-27,726.77

Finding the Fourth Proportional to 42,836.21, 59,105.76 and 27,726.77

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Solution

The fourth proportional to 42,836.21, 59,105.76 and 27,726.77 is: 38,257.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,836.21 : 59,105.76 = 27,726.77 : x
  2. Step 2: Convert to fraction form
    42,836.21/59,105.76 = 27,726.77/x
  3. Step 3: Cross multiply
    42,836.21x = 59,105.76 × 27,726.77
  4. Step 4: Simplify right side
    42,836.21x = 1,638,811,856.98
  5. Step 5: Solve for x
    x = 1,638,811,856.98/42,836.21
  6. Step 6: Final answer
    x = 38,257.63

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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.