Home / 13,483.83-20,225.76-13,464.36

Finding the Fourth Proportional to 13,483.83, 20,225.76 and 13,464.36

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Solution

The fourth proportional to 13,483.83, 20,225.76 and 13,464.36 is: 20,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.83 : 20,225.76 = 13,464.36 : x
  2. Step 2: Convert to fraction form
    13,483.83/20,225.76 = 13,464.36/x
  3. Step 3: Cross multiply
    13,483.83x = 20,225.76 × 13,464.36
  4. Step 4: Simplify right side
    13,483.83x = 272,326,913.91
  5. Step 5: Solve for x
    x = 272,326,913.91/13,483.83
  6. Step 6: Final answer
    x = 20,196.55

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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.