Home / 30,208.40-45,298.08-12,673.52

Finding the Fourth Proportional to 30,208.40, 45,298.08 and 12,673.52

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Solution

The fourth proportional to 30,208.40, 45,298.08 and 12,673.52 is: 19,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.40 : 45,298.08 = 12,673.52 : x
  2. Step 2: Convert to fraction form
    30,208.40/45,298.08 = 12,673.52/x
  3. Step 3: Cross multiply
    30,208.40x = 45,298.08 × 12,673.52
  4. Step 4: Simplify right side
    30,208.40x = 574,086,122.84
  5. Step 5: Solve for x
    x = 574,086,122.84/30,208.40
  6. Step 6: Final answer
    x = 19,004.19

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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.