Home / 10,015.48-15,026.46-4,820.68

Finding the Fourth Proportional to 10,015.48, 15,026.46 and 4,820.68

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Solution

The fourth proportional to 10,015.48, 15,026.46 and 4,820.68 is: 7,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.48 : 15,026.46 = 4,820.68 : x
  2. Step 2: Convert to fraction form
    10,015.48/15,026.46 = 4,820.68/x
  3. Step 3: Cross multiply
    10,015.48x = 15,026.46 × 4,820.68
  4. Step 4: Simplify right side
    10,015.48x = 72,437,755.19
  5. Step 5: Solve for x
    x = 72,437,755.19/10,015.48
  6. Step 6: Final answer
    x = 7,232.58

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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.