Home / 30,057.52-45,083.04-10,335.64

Finding the Fourth Proportional to 30,057.52, 45,083.04 and 10,335.64

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Solution

The fourth proportional to 30,057.52, 45,083.04 and 10,335.64 is: 15,502.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.52 : 45,083.04 = 10,335.64 : x
  2. Step 2: Convert to fraction form
    30,057.52/45,083.04 = 10,335.64/x
  3. Step 3: Cross multiply
    30,057.52x = 45,083.04 × 10,335.64
  4. Step 4: Simplify right side
    30,057.52x = 465,962,071.55
  5. Step 5: Solve for x
    x = 465,962,071.55/30,057.52
  6. Step 6: Final answer
    x = 15,502.35

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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.