Home / 32,916.82-45,425.19-18,579.67

Finding the Fourth Proportional to 32,916.82, 45,425.19 and 18,579.67

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Solution

The fourth proportional to 32,916.82, 45,425.19 and 18,579.67 is: 25,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,916.82 : 45,425.19 = 18,579.67 : x
  2. Step 2: Convert to fraction form
    32,916.82/45,425.19 = 18,579.67/x
  3. Step 3: Cross multiply
    32,916.82x = 45,425.19 × 18,579.67
  4. Step 4: Simplify right side
    32,916.82x = 843,985,039.89
  5. Step 5: Solve for x
    x = 843,985,039.89/32,916.82
  6. Step 6: Final answer
    x = 25,639.93

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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.