Home / 43,011.80-64,525.86-14,930.76

Finding the Fourth Proportional to 43,011.80, 64,525.86 and 14,930.76

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Solution

The fourth proportional to 43,011.80, 64,525.86 and 14,930.76 is: 22,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,011.80 : 64,525.86 = 14,930.76 : x
  2. Step 2: Convert to fraction form
    43,011.80/64,525.86 = 14,930.76/x
  3. Step 3: Cross multiply
    43,011.80x = 64,525.86 × 14,930.76
  4. Step 4: Simplify right side
    43,011.80x = 963,420,129.45
  5. Step 5: Solve for x
    x = 963,420,129.45/43,011.80
  6. Step 6: Final answer
    x = 22,398.97

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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.