Home / 39,980.20-59,855.10-24,428.20

Finding the Fourth Proportional to 39,980.20, 59,855.10 and 24,428.20

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Solution

The fourth proportional to 39,980.20, 59,855.10 and 24,428.20 is: 36,571.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,980.20 : 59,855.10 = 24,428.20 : x
  2. Step 2: Convert to fraction form
    39,980.20/59,855.10 = 24,428.20/x
  3. Step 3: Cross multiply
    39,980.20x = 59,855.10 × 24,428.20
  4. Step 4: Simplify right side
    39,980.20x = 1,462,152,353.82
  5. Step 5: Solve for x
    x = 1,462,152,353.82/39,980.20
  6. Step 6: Final answer
    x = 36,571.91

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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.