Home / 19,272.13-26,602.90-12,559.41

Finding the Fourth Proportional to 19,272.13, 26,602.90 and 12,559.41

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Solution

The fourth proportional to 19,272.13, 26,602.90 and 12,559.41 is: 17,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272.13 : 26,602.90 = 12,559.41 : x
  2. Step 2: Convert to fraction form
    19,272.13/26,602.90 = 12,559.41/x
  3. Step 3: Cross multiply
    19,272.13x = 26,602.90 × 12,559.41
  4. Step 4: Simplify right side
    19,272.13x = 334,116,696.89
  5. Step 5: Solve for x
    x = 334,116,696.89/19,272.13
  6. Step 6: Final answer
    x = 17,336.78

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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.