Home / 43,203.79-64,803.52-16,913.35

Finding the Fourth Proportional to 43,203.79, 64,803.52 and 16,913.35

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Solution

The fourth proportional to 43,203.79, 64,803.52 and 16,913.35 is: 25,369.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,203.79 : 64,803.52 = 16,913.35 : x
  2. Step 2: Convert to fraction form
    43,203.79/64,803.52 = 16,913.35/x
  3. Step 3: Cross multiply
    43,203.79x = 64,803.52 × 16,913.35
  4. Step 4: Simplify right side
    43,203.79x = 1,096,044,206.41
  5. Step 5: Solve for x
    x = 1,096,044,206.41/43,203.79
  6. Step 6: Final answer
    x = 25,369.17

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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.