Home / 42,637.96-63,957.09-13,055.67

Finding the Fourth Proportional to 42,637.96, 63,957.09 and 13,055.67

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Solution

The fourth proportional to 42,637.96, 63,957.09 and 13,055.67 is: 19,583.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,637.96 : 63,957.09 = 13,055.67 : x
  2. Step 2: Convert to fraction form
    42,637.96/63,957.09 = 13,055.67/x
  3. Step 3: Cross multiply
    42,637.96x = 63,957.09 × 13,055.67
  4. Step 4: Simplify right side
    42,637.96x = 835,002,890.04
  5. Step 5: Solve for x
    x = 835,002,890.04/42,637.96
  6. Step 6: Final answer
    x = 19,583.56

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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.