Home / 39,866.42-59,778.88-14,885.93

Finding the Fourth Proportional to 39,866.42, 59,778.88 and 14,885.93

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Solution

The fourth proportional to 39,866.42, 59,778.88 and 14,885.93 is: 22,321.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,866.42 : 59,778.88 = 14,885.93 : x
  2. Step 2: Convert to fraction form
    39,866.42/59,778.88 = 14,885.93/x
  3. Step 3: Cross multiply
    39,866.42x = 59,778.88 × 14,885.93
  4. Step 4: Simplify right side
    39,866.42x = 889,864,335.39
  5. Step 5: Solve for x
    x = 889,864,335.39/39,866.42
  6. Step 6: Final answer
    x = 22,321.15

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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.