Home / 28,877.35-43,319.98-10,153.10

Finding the Fourth Proportional to 28,877.35, 43,319.98 and 10,153.10

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Solution

The fourth proportional to 28,877.35, 43,319.98 and 10,153.10 is: 15,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.35 : 43,319.98 = 10,153.10 : x
  2. Step 2: Convert to fraction form
    28,877.35/43,319.98 = 10,153.10/x
  3. Step 3: Cross multiply
    28,877.35x = 43,319.98 × 10,153.10
  4. Step 4: Simplify right side
    28,877.35x = 439,832,088.94
  5. Step 5: Solve for x
    x = 439,832,088.94/28,877.35
  6. Step 6: Final answer
    x = 15,231.04

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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.