Home / 30,702.04-46,053.06-20,311.36

Finding the Fourth Proportional to 30,702.04, 46,053.06 and 20,311.36

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Solution

The fourth proportional to 30,702.04, 46,053.06 and 20,311.36 is: 30,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702.04 : 46,053.06 = 20,311.36 : x
  2. Step 2: Convert to fraction form
    30,702.04/46,053.06 = 20,311.36/x
  3. Step 3: Cross multiply
    30,702.04x = 46,053.06 × 20,311.36
  4. Step 4: Simplify right side
    30,702.04x = 935,400,280.76
  5. Step 5: Solve for x
    x = 935,400,280.76/30,702.04
  6. Step 6: Final answer
    x = 30,467.04

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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.