Home / 19,310.68-26,649.84-14,586.76

Finding the Fourth Proportional to 19,310.68, 26,649.84 and 14,586.76

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Solution

The fourth proportional to 19,310.68, 26,649.84 and 14,586.76 is: 20,130.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.68 : 26,649.84 = 14,586.76 : x
  2. Step 2: Convert to fraction form
    19,310.68/26,649.84 = 14,586.76/x
  3. Step 3: Cross multiply
    19,310.68x = 26,649.84 × 14,586.76
  4. Step 4: Simplify right side
    19,310.68x = 388,734,820.12
  5. Step 5: Solve for x
    x = 388,734,820.12/19,310.68
  6. Step 6: Final answer
    x = 20,130.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.