Home / 31,055.52-46,587.68-9,988.48

Finding the Fourth Proportional to 31,055.52, 46,587.68 and 9,988.48

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Solution

The fourth proportional to 31,055.52, 46,587.68 and 9,988.48 is: 14,984.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,055.52 : 46,587.68 = 9,988.48 : x
  2. Step 2: Convert to fraction form
    31,055.52/46,587.68 = 9,988.48/x
  3. Step 3: Cross multiply
    31,055.52x = 46,587.68 × 9,988.48
  4. Step 4: Simplify right side
    31,055.52x = 465,340,109.93
  5. Step 5: Solve for x
    x = 465,340,109.93/31,055.52
  6. Step 6: Final answer
    x = 14,984.14

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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.