Home / 39,141.83-58,695.30-12,482.84

Finding the Fourth Proportional to 39,141.83, 58,695.30 and 12,482.84

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Solution

The fourth proportional to 39,141.83, 58,695.30 and 12,482.84 is: 18,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141.83 : 58,695.30 = 12,482.84 : x
  2. Step 2: Convert to fraction form
    39,141.83/58,695.30 = 12,482.84/x
  3. Step 3: Cross multiply
    39,141.83x = 58,695.30 × 12,482.84
  4. Step 4: Simplify right side
    39,141.83x = 732,684,185.39
  5. Step 5: Solve for x
    x = 732,684,185.39/39,141.83
  6. Step 6: Final answer
    x = 18,718.70

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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.