Home / 30,026.63-45,032.96-11,308.55

Finding the Fourth Proportional to 30,026.63, 45,032.96 and 11,308.55

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Solution

The fourth proportional to 30,026.63, 45,032.96 and 11,308.55 is: 16,960.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.63 : 45,032.96 = 11,308.55 : x
  2. Step 2: Convert to fraction form
    30,026.63/45,032.96 = 11,308.55/x
  3. Step 3: Cross multiply
    30,026.63x = 45,032.96 × 11,308.55
  4. Step 4: Simplify right side
    30,026.63x = 509,257,282.91
  5. Step 5: Solve for x
    x = 509,257,282.91/30,026.63
  6. Step 6: Final answer
    x = 16,960.19

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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.