Home / 22,900.91-31,618.70-14,300.23

Finding the Fourth Proportional to 22,900.91, 31,618.70 and 14,300.23

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Solution

The fourth proportional to 22,900.91, 31,618.70 and 14,300.23 is: 19,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900.91 : 31,618.70 = 14,300.23 : x
  2. Step 2: Convert to fraction form
    22,900.91/31,618.70 = 14,300.23/x
  3. Step 3: Cross multiply
    22,900.91x = 31,618.70 × 14,300.23
  4. Step 4: Simplify right side
    22,900.91x = 452,154,658.41
  5. Step 5: Solve for x
    x = 452,154,658.41/22,900.91
  6. Step 6: Final answer
    x = 19,743.96

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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.