Home / 32,824.91-45,298.64-18,678.66

Finding the Fourth Proportional to 32,824.91, 45,298.64 and 18,678.66

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Solution

The fourth proportional to 32,824.91, 45,298.64 and 18,678.66 is: 25,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,824.91 : 45,298.64 = 18,678.66 : x
  2. Step 2: Convert to fraction form
    32,824.91/45,298.64 = 18,678.66/x
  3. Step 3: Cross multiply
    32,824.91x = 45,298.64 × 18,678.66
  4. Step 4: Simplify right side
    32,824.91x = 846,117,801.63
  5. Step 5: Solve for x
    x = 846,117,801.63/32,824.91
  6. Step 6: Final answer
    x = 25,776.70

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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.