Home / 30,816.30-46,200.15-13,271.70

Finding the Fourth Proportional to 30,816.30, 46,200.15 and 13,271.70

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Solution

The fourth proportional to 30,816.30, 46,200.15 and 13,271.70 is: 19,897.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816.30 : 46,200.15 = 13,271.70 : x
  2. Step 2: Convert to fraction form
    30,816.30/46,200.15 = 13,271.70/x
  3. Step 3: Cross multiply
    30,816.30x = 46,200.15 × 13,271.70
  4. Step 4: Simplify right side
    30,816.30x = 613,154,530.76
  5. Step 5: Solve for x
    x = 613,154,530.76/30,816.30
  6. Step 6: Final answer
    x = 19,897.08

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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.