Home / 28,874.36-43,300.53-13,877.34

Finding the Fourth Proportional to 28,874.36, 43,300.53 and 13,877.34

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Solution

The fourth proportional to 28,874.36, 43,300.53 and 13,877.34 is: 20,810.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,874.36 : 43,300.53 = 13,877.34 : x
  2. Step 2: Convert to fraction form
    28,874.36/43,300.53 = 13,877.34/x
  3. Step 3: Cross multiply
    28,874.36x = 43,300.53 × 13,877.34
  4. Step 4: Simplify right side
    28,874.36x = 600,896,176.99
  5. Step 5: Solve for x
    x = 600,896,176.99/28,874.36
  6. Step 6: Final answer
    x = 20,810.72

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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.