Home / 18,834.67-25,995.68-10,875.81

Finding the Fourth Proportional to 18,834.67, 25,995.68 and 10,875.81

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Solution

The fourth proportional to 18,834.67, 25,995.68 and 10,875.81 is: 15,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.67 : 25,995.68 = 10,875.81 : x
  2. Step 2: Convert to fraction form
    18,834.67/25,995.68 = 10,875.81/x
  3. Step 3: Cross multiply
    18,834.67x = 25,995.68 × 10,875.81
  4. Step 4: Simplify right side
    18,834.67x = 282,724,075.34
  5. Step 5: Solve for x
    x = 282,724,075.34/18,834.67
  6. Step 6: Final answer
    x = 15,010.84

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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.