Home / 28,334.52-42,502.48-12,536.19

Finding the Fourth Proportional to 28,334.52, 42,502.48 and 12,536.19

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Solution

The fourth proportional to 28,334.52, 42,502.48 and 12,536.19 is: 18,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334.52 : 42,502.48 = 12,536.19 : x
  2. Step 2: Convert to fraction form
    28,334.52/42,502.48 = 12,536.19/x
  3. Step 3: Cross multiply
    28,334.52x = 42,502.48 × 12,536.19
  4. Step 4: Simplify right side
    28,334.52x = 532,819,133.41
  5. Step 5: Solve for x
    x = 532,819,133.41/28,334.52
  6. Step 6: Final answer
    x = 18,804.59

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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.