Home / 30,016.10-41,423.81-17,271.22

Finding the Fourth Proportional to 30,016.10, 41,423.81 and 17,271.22

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Solution

The fourth proportional to 30,016.10, 41,423.81 and 17,271.22 is: 23,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.10 : 41,423.81 = 17,271.22 : x
  2. Step 2: Convert to fraction form
    30,016.10/41,423.81 = 17,271.22/x
  3. Step 3: Cross multiply
    30,016.10x = 41,423.81 × 17,271.22
  4. Step 4: Simplify right side
    30,016.10x = 715,439,545.83
  5. Step 5: Solve for x
    x = 715,439,545.83/30,016.10
  6. Step 6: Final answer
    x = 23,835.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.