Home / 29,263.23-40,370-18,646.25

Finding the Fourth Proportional to 29,263.23, 40,370 and 18,646.25

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Solution

The fourth proportional to 29,263.23, 40,370 and 18,646.25 is: 25,723.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.23 : 40,370 = 18,646.25 : x
  2. Step 2: Convert to fraction form
    29,263.23/40,370 = 18,646.25/x
  3. Step 3: Cross multiply
    29,263.23x = 40,370 × 18,646.25
  4. Step 4: Simplify right side
    29,263.23x = 752,749,112.50
  5. Step 5: Solve for x
    x = 752,749,112.50/29,263.23
  6. Step 6: Final answer
    x = 25,723.38

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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.