Home / 40,280.99-60,329.48-19,235.84

Finding the Fourth Proportional to 40,280.99, 60,329.48 and 19,235.84

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Solution

The fourth proportional to 40,280.99, 60,329.48 and 19,235.84 is: 28,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.99 : 60,329.48 = 19,235.84 : x
  2. Step 2: Convert to fraction form
    40,280.99/60,329.48 = 19,235.84/x
  3. Step 3: Cross multiply
    40,280.99x = 60,329.48 × 19,235.84
  4. Step 4: Simplify right side
    40,280.99x = 1,160,487,826.74
  5. Step 5: Solve for x
    x = 1,160,487,826.74/40,280.99
  6. Step 6: Final answer
    x = 28,809.82

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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.