Home / 12,032.05-18,043.29-4,632.40

Finding the Fourth Proportional to 12,032.05, 18,043.29 and 4,632.40

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Solution

The fourth proportional to 12,032.05, 18,043.29 and 4,632.40 is: 6,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.05 : 18,043.29 = 4,632.40 : x
  2. Step 2: Convert to fraction form
    12,032.05/18,043.29 = 4,632.40/x
  3. Step 3: Cross multiply
    12,032.05x = 18,043.29 × 4,632.40
  4. Step 4: Simplify right side
    12,032.05x = 83,583,736.60
  5. Step 5: Solve for x
    x = 83,583,736.60/12,032.05
  6. Step 6: Final answer
    x = 6,946.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.