Home / 31,328.43-46,987.85-11,602.14

Finding the Fourth Proportional to 31,328.43, 46,987.85 and 11,602.14

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Solution

The fourth proportional to 31,328.43, 46,987.85 and 11,602.14 is: 17,401.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,328.43 : 46,987.85 = 11,602.14 : x
  2. Step 2: Convert to fraction form
    31,328.43/46,987.85 = 11,602.14/x
  3. Step 3: Cross multiply
    31,328.43x = 46,987.85 × 11,602.14
  4. Step 4: Simplify right side
    31,328.43x = 545,159,555.99
  5. Step 5: Solve for x
    x = 545,159,555.99/31,328.43
  6. Step 6: Final answer
    x = 17,401.43

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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.