Home / 19,079.24-26,326.50-10,902.23

Finding the Fourth Proportional to 19,079.24, 26,326.50 and 10,902.23

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Solution

The fourth proportional to 19,079.24, 26,326.50 and 10,902.23 is: 15,043.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079.24 : 26,326.50 = 10,902.23 : x
  2. Step 2: Convert to fraction form
    19,079.24/26,326.50 = 10,902.23/x
  3. Step 3: Cross multiply
    19,079.24x = 26,326.50 × 10,902.23
  4. Step 4: Simplify right side
    19,079.24x = 287,017,426.46
  5. Step 5: Solve for x
    x = 287,017,426.46/19,079.24
  6. Step 6: Final answer
    x = 15,043.44

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Double scale
Find fourth proportional to 19,080.24, 26,327.88 and 10,903.23
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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.