Home / 38,332.35-52,893.63-21,337.30

Finding the Fourth Proportional to 38,332.35, 52,893.63 and 21,337.30

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Solution

The fourth proportional to 38,332.35, 52,893.63 and 21,337.30 is: 29,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.35 : 52,893.63 = 21,337.30 : x
  2. Step 2: Convert to fraction form
    38,332.35/52,893.63 = 21,337.30/x
  3. Step 3: Cross multiply
    38,332.35x = 52,893.63 × 21,337.30
  4. Step 4: Simplify right side
    38,332.35x = 1,128,607,495.97
  5. Step 5: Solve for x
    x = 1,128,607,495.97/38,332.35
  6. Step 6: Final answer
    x = 29,442.69

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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.