Home / 46,913.64-70,358.12-13,624.76

Finding the Fourth Proportional to 46,913.64, 70,358.12 and 13,624.76

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Solution

The fourth proportional to 46,913.64, 70,358.12 and 13,624.76 is: 20,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,913.64 : 70,358.12 = 13,624.76 : x
  2. Step 2: Convert to fraction form
    46,913.64/70,358.12 = 13,624.76/x
  3. Step 3: Cross multiply
    46,913.64x = 70,358.12 × 13,624.76
  4. Step 4: Simplify right side
    46,913.64x = 958,612,499.05
  5. Step 5: Solve for x
    x = 958,612,499.05/46,913.64
  6. Step 6: Final answer
    x = 20,433.56

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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.