Home / 25,415.19-35,104.25-19,070.26

Finding the Fourth Proportional to 25,415.19, 35,104.25 and 19,070.26

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Solution

The fourth proportional to 25,415.19, 35,104.25 and 19,070.26 is: 26,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,415.19 : 35,104.25 = 19,070.26 : x
  2. Step 2: Convert to fraction form
    25,415.19/35,104.25 = 19,070.26/x
  3. Step 3: Cross multiply
    25,415.19x = 35,104.25 × 19,070.26
  4. Step 4: Simplify right side
    25,415.19x = 669,447,134.52
  5. Step 5: Solve for x
    x = 669,447,134.52/25,415.19
  6. Step 6: Final answer
    x = 26,340.43

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Half scale
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Double scale
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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.