Home / 60,010.16-90,015.28-15,636.80

Finding the Fourth Proportional to 60,010.16, 90,015.28 and 15,636.80

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Solution

The fourth proportional to 60,010.16, 90,015.28 and 15,636.80 is: 23,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,010.16 : 90,015.28 = 15,636.80 : x
  2. Step 2: Convert to fraction form
    60,010.16/90,015.28 = 15,636.80/x
  3. Step 3: Cross multiply
    60,010.16x = 90,015.28 × 15,636.80
  4. Step 4: Simplify right side
    60,010.16x = 1,407,550,930.30
  5. Step 5: Solve for x
    x = 1,407,550,930.30/60,010.16
  6. Step 6: Final answer
    x = 23,455.21

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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.