Home / 39,357.09-59,018.25-11,270.76

Finding the Fourth Proportional to 39,357.09, 59,018.25 and 11,270.76

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Solution

The fourth proportional to 39,357.09, 59,018.25 and 11,270.76 is: 16,901.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,357.09 : 59,018.25 = 11,270.76 : x
  2. Step 2: Convert to fraction form
    39,357.09/59,018.25 = 11,270.76/x
  3. Step 3: Cross multiply
    39,357.09x = 59,018.25 × 11,270.76
  4. Step 4: Simplify right side
    39,357.09x = 665,180,531.37
  5. Step 5: Solve for x
    x = 665,180,531.37/39,357.09
  6. Step 6: Final answer
    x = 16,901.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.