Home / 38,328.49-52,894.85-21,333.45

Finding the Fourth Proportional to 38,328.49, 52,894.85 and 21,333.45

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Solution

The fourth proportional to 38,328.49, 52,894.85 and 21,333.45 is: 29,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328.49 : 52,894.85 = 21,333.45 : x
  2. Step 2: Convert to fraction form
    38,328.49/52,894.85 = 21,333.45/x
  3. Step 3: Cross multiply
    38,328.49x = 52,894.85 × 21,333.45
  4. Step 4: Simplify right side
    38,328.49x = 1,128,429,775.66
  5. Step 5: Solve for x
    x = 1,128,429,775.66/38,328.49
  6. Step 6: Final answer
    x = 29,441.02

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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.