Home / 39,420.42-59,130.63-14,451.03

Finding the Fourth Proportional to 39,420.42, 59,130.63 and 14,451.03

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Solution

The fourth proportional to 39,420.42, 59,130.63 and 14,451.03 is: 21,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.42 : 59,130.63 = 14,451.03 : x
  2. Step 2: Convert to fraction form
    39,420.42/59,130.63 = 14,451.03/x
  3. Step 3: Cross multiply
    39,420.42x = 59,130.63 × 14,451.03
  4. Step 4: Simplify right side
    39,420.42x = 854,498,508.05
  5. Step 5: Solve for x
    x = 854,498,508.05/39,420.42
  6. Step 6: Final answer
    x = 21,676.55

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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.