Home / 46,656.48-69,946.38-18,564.42

Finding the Fourth Proportional to 46,656.48, 69,946.38 and 18,564.42

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Solution

The fourth proportional to 46,656.48, 69,946.38 and 18,564.42 is: 27,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656.48 : 69,946.38 = 18,564.42 : x
  2. Step 2: Convert to fraction form
    46,656.48/69,946.38 = 18,564.42/x
  3. Step 3: Cross multiply
    46,656.48x = 69,946.38 × 18,564.42
  4. Step 4: Simplify right side
    46,656.48x = 1,298,513,975.80
  5. Step 5: Solve for x
    x = 1,298,513,975.80/46,656.48
  6. Step 6: Final answer
    x = 27,831.37

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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.