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Finding the Fourth Proportional to 19,483.84, 29,223.04 and 6,336.32

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Solution

The fourth proportional to 19,483.84, 29,223.04 and 6,336.32 is: 9,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483.84 : 29,223.04 = 6,336.32 : x
  2. Step 2: Convert to fraction form
    19,483.84/29,223.04 = 6,336.32/x
  3. Step 3: Cross multiply
    19,483.84x = 29,223.04 × 6,336.32
  4. Step 4: Simplify right side
    19,483.84x = 185,166,532.81
  5. Step 5: Solve for x
    x = 185,166,532.81/19,483.84
  6. Step 6: Final answer
    x = 9,503.60

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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.