Home / 32,913.36-45,420.72-18,766.92

Finding the Fourth Proportional to 32,913.36, 45,420.72 and 18,766.92

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Solution

The fourth proportional to 32,913.36, 45,420.72 and 18,766.92 is: 25,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,913.36 : 45,420.72 = 18,766.92 : x
  2. Step 2: Convert to fraction form
    32,913.36/45,420.72 = 18,766.92/x
  3. Step 3: Cross multiply
    32,913.36x = 45,420.72 × 18,766.92
  4. Step 4: Simplify right side
    32,913.36x = 852,407,018.58
  5. Step 5: Solve for x
    x = 852,407,018.58/32,913.36
  6. Step 6: Final answer
    x = 25,898.51

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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.