Home / 29,370.86-40,553.12-18,055.77

Finding the Fourth Proportional to 29,370.86, 40,553.12 and 18,055.77

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Solution

The fourth proportional to 29,370.86, 40,553.12 and 18,055.77 is: 24,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.86 : 40,553.12 = 18,055.77 : x
  2. Step 2: Convert to fraction form
    29,370.86/40,553.12 = 18,055.77/x
  3. Step 3: Cross multiply
    29,370.86x = 40,553.12 × 18,055.77
  4. Step 4: Simplify right side
    29,370.86x = 732,217,807.50
  5. Step 5: Solve for x
    x = 732,217,807.50/29,370.86
  6. Step 6: Final answer
    x = 24,930.08

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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.