Home / 39,639.15-59,464.86-13,341.84

Finding the Fourth Proportional to 39,639.15, 59,464.86 and 13,341.84

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Solution

The fourth proportional to 39,639.15, 59,464.86 and 13,341.84 is: 20,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,639.15 : 59,464.86 = 13,341.84 : x
  2. Step 2: Convert to fraction form
    39,639.15/59,464.86 = 13,341.84/x
  3. Step 3: Cross multiply
    39,639.15x = 59,464.86 × 13,341.84
  4. Step 4: Simplify right side
    39,639.15x = 793,370,647.74
  5. Step 5: Solve for x
    x = 793,370,647.74/39,639.15
  6. Step 6: Final answer
    x = 20,014.82

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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.