Home / 47,570.90-71,356.14-12,032.55

Finding the Fourth Proportional to 47,570.90, 71,356.14 and 12,032.55

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Solution

The fourth proportional to 47,570.90, 71,356.14 and 12,032.55 is: 18,048.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,570.90 : 71,356.14 = 12,032.55 : x
  2. Step 2: Convert to fraction form
    47,570.90/71,356.14 = 12,032.55/x
  3. Step 3: Cross multiply
    47,570.90x = 71,356.14 × 12,032.55
  4. Step 4: Simplify right side
    47,570.90x = 858,596,322.36
  5. Step 5: Solve for x
    x = 858,596,322.36/47,570.90
  6. Step 6: Final answer
    x = 18,048.77

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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.