Home / 22,980.84-31,725.66-15,466.68

Finding the Fourth Proportional to 22,980.84, 31,725.66 and 15,466.68

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Solution

The fourth proportional to 22,980.84, 31,725.66 and 15,466.68 is: 21,352.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,980.84 : 31,725.66 = 15,466.68 : x
  2. Step 2: Convert to fraction form
    22,980.84/31,725.66 = 15,466.68/x
  3. Step 3: Cross multiply
    22,980.84x = 31,725.66 × 15,466.68
  4. Step 4: Simplify right side
    22,980.84x = 490,690,631.01
  5. Step 5: Solve for x
    x = 490,690,631.01/22,980.84
  6. Step 6: Final answer
    x = 21,352.16

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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.