Home / 18,866.68-26,034.76-10,368.62

Finding the Fourth Proportional to 18,866.68, 26,034.76 and 10,368.62

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Solution

The fourth proportional to 18,866.68, 26,034.76 and 10,368.62 is: 14,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866.68 : 26,034.76 = 10,368.62 : x
  2. Step 2: Convert to fraction form
    18,866.68/26,034.76 = 10,368.62/x
  3. Step 3: Cross multiply
    18,866.68x = 26,034.76 × 10,368.62
  4. Step 4: Simplify right side
    18,866.68x = 269,944,572.40
  5. Step 5: Solve for x
    x = 269,944,572.40/18,866.68
  6. Step 6: Final answer
    x = 14,308.01

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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.