Home / 43,913.49-65,870.40-10,633.50

Finding the Fourth Proportional to 43,913.49, 65,870.40 and 10,633.50

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Solution

The fourth proportional to 43,913.49, 65,870.40 and 10,633.50 is: 15,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,913.49 : 65,870.40 = 10,633.50 : x
  2. Step 2: Convert to fraction form
    43,913.49/65,870.40 = 10,633.50/x
  3. Step 3: Cross multiply
    43,913.49x = 65,870.40 × 10,633.50
  4. Step 4: Simplify right side
    43,913.49x = 700,432,898.40
  5. Step 5: Solve for x
    x = 700,432,898.40/43,913.49
  6. Step 6: Final answer
    x = 15,950.29

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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.