Home / 30,017.16-45,025.73-11,301.39

Finding the Fourth Proportional to 30,017.16, 45,025.73 and 11,301.39

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Solution

The fourth proportional to 30,017.16, 45,025.73 and 11,301.39 is: 16,952.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.16 : 45,025.73 = 11,301.39 : x
  2. Step 2: Convert to fraction form
    30,017.16/45,025.73 = 11,301.39/x
  3. Step 3: Cross multiply
    30,017.16x = 45,025.73 × 11,301.39
  4. Step 4: Simplify right side
    30,017.16x = 508,853,364.34
  5. Step 5: Solve for x
    x = 508,853,364.34/30,017.16
  6. Step 6: Final answer
    x = 16,952.09

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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.