Home / 31,699.28-47,556.83-9,513.07

Finding the Fourth Proportional to 31,699.28, 47,556.83 and 9,513.07

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Solution

The fourth proportional to 31,699.28, 47,556.83 and 9,513.07 is: 14,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,699.28 : 47,556.83 = 9,513.07 : x
  2. Step 2: Convert to fraction form
    31,699.28/47,556.83 = 9,513.07/x
  3. Step 3: Cross multiply
    31,699.28x = 47,556.83 × 9,513.07
  4. Step 4: Simplify right side
    31,699.28x = 452,411,357.66
  5. Step 5: Solve for x
    x = 452,411,357.66/31,699.28
  6. Step 6: Final answer
    x = 14,271.97

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1.5x scale

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.