Home / 16,009.40-23,981.70-9,075.80

Finding the Fourth Proportional to 16,009.40, 23,981.70 and 9,075.80

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Solution

The fourth proportional to 16,009.40, 23,981.70 and 9,075.80 is: 13,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,009.40 : 23,981.70 = 9,075.80 : x
  2. Step 2: Convert to fraction form
    16,009.40/23,981.70 = 9,075.80/x
  3. Step 3: Cross multiply
    16,009.40x = 23,981.70 × 9,075.80
  4. Step 4: Simplify right side
    16,009.40x = 217,653,112.86
  5. Step 5: Solve for x
    x = 217,653,112.86/16,009.40
  6. Step 6: Final answer
    x = 13,595.33

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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.