Home / 13,432.52-18,536.01-7,464.44

Finding the Fourth Proportional to 13,432.52, 18,536.01 and 7,464.44

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Solution

The fourth proportional to 13,432.52, 18,536.01 and 7,464.44 is: 10,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432.52 : 18,536.01 = 7,464.44 : x
  2. Step 2: Convert to fraction form
    13,432.52/18,536.01 = 7,464.44/x
  3. Step 3: Cross multiply
    13,432.52x = 18,536.01 × 7,464.44
  4. Step 4: Simplify right side
    13,432.52x = 138,360,934.48
  5. Step 5: Solve for x
    x = 138,360,934.48/13,432.52
  6. Step 6: Final answer
    x = 10,300.45

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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.