Home / 31,053.04-46,565.38-8,861

Finding the Fourth Proportional to 31,053.04, 46,565.38 and 8,861

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Solution

The fourth proportional to 31,053.04, 46,565.38 and 8,861 is: 13,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,053.04 : 46,565.38 = 8,861 : x
  2. Step 2: Convert to fraction form
    31,053.04/46,565.38 = 8,861/x
  3. Step 3: Cross multiply
    31,053.04x = 46,565.38 × 8,861
  4. Step 4: Simplify right side
    31,053.04x = 412,615,832.18
  5. Step 5: Solve for x
    x = 412,615,832.18/31,053.04
  6. Step 6: Final answer
    x = 13,287.45

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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.