Home / 22,823.46-31,486.64-14,319.81

Finding the Fourth Proportional to 22,823.46, 31,486.64 and 14,319.81

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Solution

The fourth proportional to 22,823.46, 31,486.64 and 14,319.81 is: 19,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,823.46 : 31,486.64 = 14,319.81 : x
  2. Step 2: Convert to fraction form
    22,823.46/31,486.64 = 14,319.81/x
  3. Step 3: Cross multiply
    22,823.46x = 31,486.64 × 14,319.81
  4. Step 4: Simplify right side
    22,823.46x = 450,882,630.74
  5. Step 5: Solve for x
    x = 450,882,630.74/22,823.46
  6. Step 6: Final answer
    x = 19,755.23

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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.