Home / 28,798.36-39,742.13-16,051.19

Finding the Fourth Proportional to 28,798.36, 39,742.13 and 16,051.19

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Solution

The fourth proportional to 28,798.36, 39,742.13 and 16,051.19 is: 22,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.36 : 39,742.13 = 16,051.19 : x
  2. Step 2: Convert to fraction form
    28,798.36/39,742.13 = 16,051.19/x
  3. Step 3: Cross multiply
    28,798.36x = 39,742.13 × 16,051.19
  4. Step 4: Simplify right side
    28,798.36x = 637,908,280.92
  5. Step 5: Solve for x
    x = 637,908,280.92/28,798.36
  6. Step 6: Final answer
    x = 22,150.86

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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.