Home / 39,935.99-59,909.83-11,852.63

Finding the Fourth Proportional to 39,935.99, 59,909.83 and 11,852.63

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Solution

The fourth proportional to 39,935.99, 59,909.83 and 11,852.63 is: 17,780.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935.99 : 59,909.83 = 11,852.63 : x
  2. Step 2: Convert to fraction form
    39,935.99/59,909.83 = 11,852.63/x
  3. Step 3: Cross multiply
    39,935.99x = 59,909.83 × 11,852.63
  4. Step 4: Simplify right side
    39,935.99x = 710,088,943.83
  5. Step 5: Solve for x
    x = 710,088,943.83/39,935.99
  6. Step 6: Final answer
    x = 17,780.68

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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.