Home / 39,607.76-59,415.44-11,144.64

Finding the Fourth Proportional to 39,607.76, 59,415.44 and 11,144.64

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Solution

The fourth proportional to 39,607.76, 59,415.44 and 11,144.64 is: 16,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,607.76 : 59,415.44 = 11,144.64 : x
  2. Step 2: Convert to fraction form
    39,607.76/59,415.44 = 11,144.64/x
  3. Step 3: Cross multiply
    39,607.76x = 59,415.44 × 11,144.64
  4. Step 4: Simplify right side
    39,607.76x = 662,163,689.24
  5. Step 5: Solve for x
    x = 662,163,689.24/39,607.76
  6. Step 6: Final answer
    x = 16,718.03

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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.