Home / 22,328.20-30,798.18-14,357.80

Finding the Fourth Proportional to 22,328.20, 30,798.18 and 14,357.80

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Solution

The fourth proportional to 22,328.20, 30,798.18 and 14,357.80 is: 19,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,328.20 : 30,798.18 = 14,357.80 : x
  2. Step 2: Convert to fraction form
    22,328.20/30,798.18 = 14,357.80/x
  3. Step 3: Cross multiply
    22,328.20x = 30,798.18 × 14,357.80
  4. Step 4: Simplify right side
    22,328.20x = 442,194,108.80
  5. Step 5: Solve for x
    x = 442,194,108.80/22,328.20
  6. Step 6: Final answer
    x = 19,804.29

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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.