Home / 28,962.68-43,429.44-14,149.40

Finding the Fourth Proportional to 28,962.68, 43,429.44 and 14,149.40

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Solution

The fourth proportional to 28,962.68, 43,429.44 and 14,149.40 is: 21,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962.68 : 43,429.44 = 14,149.40 : x
  2. Step 2: Convert to fraction form
    28,962.68/43,429.44 = 14,149.40/x
  3. Step 3: Cross multiply
    28,962.68x = 43,429.44 × 14,149.40
  4. Step 4: Simplify right side
    28,962.68x = 614,500,518.34
  5. Step 5: Solve for x
    x = 614,500,518.34/28,962.68
  6. Step 6: Final answer
    x = 21,216.98

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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.