Home / 32,709.69-45,141.71-18,563.45

Finding the Fourth Proportional to 32,709.69, 45,141.71 and 18,563.45

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Solution

The fourth proportional to 32,709.69, 45,141.71 and 18,563.45 is: 25,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,709.69 : 45,141.71 = 18,563.45 : x
  2. Step 2: Convert to fraction form
    32,709.69/45,141.71 = 18,563.45/x
  3. Step 3: Cross multiply
    32,709.69x = 45,141.71 × 18,563.45
  4. Step 4: Simplify right side
    32,709.69x = 837,985,557.97
  5. Step 5: Solve for x
    x = 837,985,557.97/32,709.69
  6. Step 6: Final answer
    x = 25,618.88

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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.