Home / 32,897.72-45,403.18-18,747.32

Finding the Fourth Proportional to 32,897.72, 45,403.18 and 18,747.32

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Solution

The fourth proportional to 32,897.72, 45,403.18 and 18,747.32 is: 25,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,897.72 : 45,403.18 = 18,747.32 : x
  2. Step 2: Convert to fraction form
    32,897.72/45,403.18 = 18,747.32/x
  3. Step 3: Cross multiply
    32,897.72x = 45,403.18 × 18,747.32
  4. Step 4: Simplify right side
    32,897.72x = 851,187,944.48
  5. Step 5: Solve for x
    x = 851,187,944.48/32,897.72
  6. Step 6: Final answer
    x = 25,873.77

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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.