Home / 20,256.08-30,332.12-14,007.47

Finding the Fourth Proportional to 20,256.08, 30,332.12 and 14,007.47

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Solution

The fourth proportional to 20,256.08, 30,332.12 and 14,007.47 is: 20,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256.08 : 30,332.12 = 14,007.47 : x
  2. Step 2: Convert to fraction form
    20,256.08/30,332.12 = 14,007.47/x
  3. Step 3: Cross multiply
    20,256.08x = 30,332.12 × 14,007.47
  4. Step 4: Simplify right side
    20,256.08x = 424,876,039.24
  5. Step 5: Solve for x
    x = 424,876,039.24/20,256.08
  6. Step 6: Final answer
    x = 20,975.24

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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.