Home / 47,315.68-70,965.84-14,476

Finding the Fourth Proportional to 47,315.68, 70,965.84 and 14,476

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Solution

The fourth proportional to 47,315.68, 70,965.84 and 14,476 is: 21,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.68 : 70,965.84 = 14,476 : x
  2. Step 2: Convert to fraction form
    47,315.68/70,965.84 = 14,476/x
  3. Step 3: Cross multiply
    47,315.68x = 70,965.84 × 14,476
  4. Step 4: Simplify right side
    47,315.68x = 1,027,301,499.84
  5. Step 5: Solve for x
    x = 1,027,301,499.84/47,315.68
  6. Step 6: Final answer
    x = 21,711.65

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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.