Home / 22,648.07-31,269.14-14,712.91

Finding the Fourth Proportional to 22,648.07, 31,269.14 and 14,712.91

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Solution

The fourth proportional to 22,648.07, 31,269.14 and 14,712.91 is: 20,313.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,648.07 : 31,269.14 = 14,712.91 : x
  2. Step 2: Convert to fraction form
    22,648.07/31,269.14 = 14,712.91/x
  3. Step 3: Cross multiply
    22,648.07x = 31,269.14 × 14,712.91
  4. Step 4: Simplify right side
    22,648.07x = 460,059,946.03
  5. Step 5: Solve for x
    x = 460,059,946.03/22,648.07
  6. Step 6: Final answer
    x = 20,313.43

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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.