Home / 28,798.38-39,744.68-16,053.66

Finding the Fourth Proportional to 28,798.38, 39,744.68 and 16,053.66

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Solution

The fourth proportional to 28,798.38, 39,744.68 and 16,053.66 is: 22,155.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.38 : 39,744.68 = 16,053.66 : x
  2. Step 2: Convert to fraction form
    28,798.38/39,744.68 = 16,053.66/x
  3. Step 3: Cross multiply
    28,798.38x = 39,744.68 × 16,053.66
  4. Step 4: Simplify right side
    28,798.38x = 638,047,499.26
  5. Step 5: Solve for x
    x = 638,047,499.26/28,798.38
  6. Step 6: Final answer
    x = 22,155.67

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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.