Home / 43,280.09-64,948.50-15,199.41

Finding the Fourth Proportional to 43,280.09, 64,948.50 and 15,199.41

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Solution

The fourth proportional to 43,280.09, 64,948.50 and 15,199.41 is: 22,809.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,280.09 : 64,948.50 = 15,199.41 : x
  2. Step 2: Convert to fraction form
    43,280.09/64,948.50 = 15,199.41/x
  3. Step 3: Cross multiply
    43,280.09x = 64,948.50 × 15,199.41
  4. Step 4: Simplify right side
    43,280.09x = 987,178,880.39
  5. Step 5: Solve for x
    x = 987,178,880.39/43,280.09
  6. Step 6: Final answer
    x = 22,809.08

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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.