Home / 40,024.80-60,074.82-20,317.50

Finding the Fourth Proportional to 40,024.80, 60,074.82 and 20,317.50

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Solution

The fourth proportional to 40,024.80, 60,074.82 and 20,317.50 is: 30,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,024.80 : 60,074.82 = 20,317.50 : x
  2. Step 2: Convert to fraction form
    40,024.80/60,074.82 = 20,317.50/x
  3. Step 3: Cross multiply
    40,024.80x = 60,074.82 × 20,317.50
  4. Step 4: Simplify right side
    40,024.80x = 1,220,570,155.35
  5. Step 5: Solve for x
    x = 1,220,570,155.35/40,024.80
  6. Step 6: Final answer
    x = 30,495.35

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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.