Home / 38,341.34-52,911.59-21,346.32

Finding the Fourth Proportional to 38,341.34, 52,911.59 and 21,346.32

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Solution

The fourth proportional to 38,341.34, 52,911.59 and 21,346.32 is: 29,458.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,341.34 : 52,911.59 = 21,346.32 : x
  2. Step 2: Convert to fraction form
    38,341.34/52,911.59 = 21,346.32/x
  3. Step 3: Cross multiply
    38,341.34x = 52,911.59 × 21,346.32
  4. Step 4: Simplify right side
    38,341.34x = 1,129,467,731.85
  5. Step 5: Solve for x
    x = 1,129,467,731.85/38,341.34
  6. Step 6: Final answer
    x = 29,458.22

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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.