Home / 26,922.80-37,152.68-14,985.90

Finding the Fourth Proportional to 26,922.80, 37,152.68 and 14,985.90

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Solution

The fourth proportional to 26,922.80, 37,152.68 and 14,985.90 is: 20,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.80 : 37,152.68 = 14,985.90 : x
  2. Step 2: Convert to fraction form
    26,922.80/37,152.68 = 14,985.90/x
  3. Step 3: Cross multiply
    26,922.80x = 37,152.68 × 14,985.90
  4. Step 4: Simplify right side
    26,922.80x = 556,766,347.21
  5. Step 5: Solve for x
    x = 556,766,347.21/26,922.80
  6. Step 6: Final answer
    x = 20,680.11

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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.