Home / 24,420.34-33,690.29-15,929.92

Finding the Fourth Proportional to 24,420.34, 33,690.29 and 15,929.92

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Solution

The fourth proportional to 24,420.34, 33,690.29 and 15,929.92 is: 21,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,420.34 : 33,690.29 = 15,929.92 : x
  2. Step 2: Convert to fraction form
    24,420.34/33,690.29 = 15,929.92/x
  3. Step 3: Cross multiply
    24,420.34x = 33,690.29 × 15,929.92
  4. Step 4: Simplify right side
    24,420.34x = 536,683,624.48
  5. Step 5: Solve for x
    x = 536,683,624.48/24,420.34
  6. Step 6: Final answer
    x = 21,976.91

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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.