Home / 10,010.59-15,021.21-5,628.35

Finding the Fourth Proportional to 10,010.59, 15,021.21 and 5,628.35

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Solution

The fourth proportional to 10,010.59, 15,021.21 and 5,628.35 is: 8,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.59 : 15,021.21 = 5,628.35 : x
  2. Step 2: Convert to fraction form
    10,010.59/15,021.21 = 5,628.35/x
  3. Step 3: Cross multiply
    10,010.59x = 15,021.21 × 5,628.35
  4. Step 4: Simplify right side
    10,010.59x = 84,544,627.30
  5. Step 5: Solve for x
    x = 84,544,627.30/10,010.59
  6. Step 6: Final answer
    x = 8,445.52

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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.