Home / 31,636.01-47,458.87-10,572.16

Finding the Fourth Proportional to 31,636.01, 47,458.87 and 10,572.16

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Solution

The fourth proportional to 31,636.01, 47,458.87 and 10,572.16 is: 15,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636.01 : 47,458.87 = 10,572.16 : x
  2. Step 2: Convert to fraction form
    31,636.01/47,458.87 = 10,572.16/x
  3. Step 3: Cross multiply
    31,636.01x = 47,458.87 × 10,572.16
  4. Step 4: Simplify right side
    31,636.01x = 501,742,529.76
  5. Step 5: Solve for x
    x = 501,742,529.76/31,636.01
  6. Step 6: Final answer
    x = 15,859.86

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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.