Home / 22,915.22-34,384.53-10,920.92

Finding the Fourth Proportional to 22,915.22, 34,384.53 and 10,920.92

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Solution

The fourth proportional to 22,915.22, 34,384.53 and 10,920.92 is: 16,386.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,915.22 : 34,384.53 = 10,920.92 : x
  2. Step 2: Convert to fraction form
    22,915.22/34,384.53 = 10,920.92/x
  3. Step 3: Cross multiply
    22,915.22x = 34,384.53 × 10,920.92
  4. Step 4: Simplify right side
    22,915.22x = 375,510,701.37
  5. Step 5: Solve for x
    x = 375,510,701.37/22,915.22
  6. Step 6: Final answer
    x = 16,386.96

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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.