Home / 28,416.16-42,627.90-15,250.48

Finding the Fourth Proportional to 28,416.16, 42,627.90 and 15,250.48

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Solution

The fourth proportional to 28,416.16, 42,627.90 and 15,250.48 is: 22,877.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,416.16 : 42,627.90 = 15,250.48 : x
  2. Step 2: Convert to fraction form
    28,416.16/42,627.90 = 15,250.48/x
  3. Step 3: Cross multiply
    28,416.16x = 42,627.90 × 15,250.48
  4. Step 4: Simplify right side
    28,416.16x = 650,095,936.39
  5. Step 5: Solve for x
    x = 650,095,936.39/28,416.16
  6. Step 6: Final answer
    x = 22,877.68

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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.