Home / 39,966.91-59,950.32-11,886.84

Finding the Fourth Proportional to 39,966.91, 59,950.32 and 11,886.84

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Solution

The fourth proportional to 39,966.91, 59,950.32 and 11,886.84 is: 17,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,966.91 : 59,950.32 = 11,886.84 : x
  2. Step 2: Convert to fraction form
    39,966.91/59,950.32 = 11,886.84/x
  3. Step 3: Cross multiply
    39,966.91x = 59,950.32 × 11,886.84
  4. Step 4: Simplify right side
    39,966.91x = 712,619,861.79
  5. Step 5: Solve for x
    x = 712,619,861.79/39,966.91
  6. Step 6: Final answer
    x = 17,830.25

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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.