Home / 29,403.52-40,577.05-15,974.77

Finding the Fourth Proportional to 29,403.52, 40,577.05 and 15,974.77

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Solution

The fourth proportional to 29,403.52, 40,577.05 and 15,974.77 is: 22,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,403.52 : 40,577.05 = 15,974.77 : x
  2. Step 2: Convert to fraction form
    29,403.52/40,577.05 = 15,974.77/x
  3. Step 3: Cross multiply
    29,403.52x = 40,577.05 × 15,974.77
  4. Step 4: Simplify right side
    29,403.52x = 648,209,041.03
  5. Step 5: Solve for x
    x = 648,209,041.03/29,403.52
  6. Step 6: Final answer
    x = 22,045.29

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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.