Home / 32,730.48-45,162.77-19,299.87

Finding the Fourth Proportional to 32,730.48, 45,162.77 and 19,299.87

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Solution

The fourth proportional to 32,730.48, 45,162.77 and 19,299.87 is: 26,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,730.48 : 45,162.77 = 19,299.87 : x
  2. Step 2: Convert to fraction form
    32,730.48/45,162.77 = 19,299.87/x
  3. Step 3: Cross multiply
    32,730.48x = 45,162.77 × 19,299.87
  4. Step 4: Simplify right side
    32,730.48x = 871,635,493.34
  5. Step 5: Solve for x
    x = 871,635,493.34/32,730.48
  6. Step 6: Final answer
    x = 26,630.70

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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.