Home / 12,429.08-18,632.49-4,526.02

Finding the Fourth Proportional to 12,429.08, 18,632.49 and 4,526.02

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Solution

The fourth proportional to 12,429.08, 18,632.49 and 4,526.02 is: 6,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,429.08 : 18,632.49 = 4,526.02 : x
  2. Step 2: Convert to fraction form
    12,429.08/18,632.49 = 4,526.02/x
  3. Step 3: Cross multiply
    12,429.08x = 18,632.49 × 4,526.02
  4. Step 4: Simplify right side
    12,429.08x = 84,331,022.39
  5. Step 5: Solve for x
    x = 84,331,022.39/12,429.08
  6. Step 6: Final answer
    x = 6,784.98

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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.