Home / 19,080.33-26,340.75-14,821.86

Finding the Fourth Proportional to 19,080.33, 26,340.75 and 14,821.86

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Solution

The fourth proportional to 19,080.33, 26,340.75 and 14,821.86 is: 20,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.33 : 26,340.75 = 14,821.86 : x
  2. Step 2: Convert to fraction form
    19,080.33/26,340.75 = 14,821.86/x
  3. Step 3: Cross multiply
    19,080.33x = 26,340.75 × 14,821.86
  4. Step 4: Simplify right side
    19,080.33x = 390,418,908.80
  5. Step 5: Solve for x
    x = 390,418,908.80/19,080.33
  6. Step 6: Final answer
    x = 20,461.85

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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.