Home / 28,973.18-43,450.55-14,931.42

Finding the Fourth Proportional to 28,973.18, 43,450.55 and 14,931.42

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Solution

The fourth proportional to 28,973.18, 43,450.55 and 14,931.42 is: 22,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973.18 : 43,450.55 = 14,931.42 : x
  2. Step 2: Convert to fraction form
    28,973.18/43,450.55 = 14,931.42/x
  3. Step 3: Cross multiply
    28,973.18x = 43,450.55 × 14,931.42
  4. Step 4: Simplify right side
    28,973.18x = 648,778,336.62
  5. Step 5: Solve for x
    x = 648,778,336.62/28,973.18
  6. Step 6: Final answer
    x = 22,392.38

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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.