Home / 22,764.30-31,419.77-14,792.68

Finding the Fourth Proportional to 22,764.30, 31,419.77 and 14,792.68

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Solution

The fourth proportional to 22,764.30, 31,419.77 and 14,792.68 is: 20,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,764.30 : 31,419.77 = 14,792.68 : x
  2. Step 2: Convert to fraction form
    22,764.30/31,419.77 = 14,792.68/x
  3. Step 3: Cross multiply
    22,764.30x = 31,419.77 × 14,792.68
  4. Step 4: Simplify right side
    22,764.30x = 464,782,603.28
  5. Step 5: Solve for x
    x = 464,782,603.28/22,764.30
  6. Step 6: Final answer
    x = 20,417.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.