Home / 15,594.29-21,521.39-8,882.02

Finding the Fourth Proportional to 15,594.29, 21,521.39 and 8,882.02

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Solution

The fourth proportional to 15,594.29, 21,521.39 and 8,882.02 is: 12,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.29 : 21,521.39 = 8,882.02 : x
  2. Step 2: Convert to fraction form
    15,594.29/21,521.39 = 8,882.02/x
  3. Step 3: Cross multiply
    15,594.29x = 21,521.39 × 8,882.02
  4. Step 4: Simplify right side
    15,594.29x = 191,153,416.41
  5. Step 5: Solve for x
    x = 191,153,416.41/15,594.29
  6. Step 6: Final answer
    x = 12,257.91

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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.