Home / 43,009.80-64,522.86-14,928.76

Finding the Fourth Proportional to 43,009.80, 64,522.86 and 14,928.76

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Solution

The fourth proportional to 43,009.80, 64,522.86 and 14,928.76 is: 22,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,009.80 : 64,522.86 = 14,928.76 : x
  2. Step 2: Convert to fraction form
    43,009.80/64,522.86 = 14,928.76/x
  3. Step 3: Cross multiply
    43,009.80x = 64,522.86 × 14,928.76
  4. Step 4: Simplify right side
    43,009.80x = 963,246,291.45
  5. Step 5: Solve for x
    x = 963,246,291.45/43,009.80
  6. Step 6: Final answer
    x = 22,395.97

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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.