Home / 34,334.24-47,364.32-21,602.88

Finding the Fourth Proportional to 34,334.24, 47,364.32 and 21,602.88

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Solution

The fourth proportional to 34,334.24, 47,364.32 and 21,602.88 is: 29,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,334.24 : 47,364.32 = 21,602.88 : x
  2. Step 2: Convert to fraction form
    34,334.24/47,364.32 = 21,602.88/x
  3. Step 3: Cross multiply
    34,334.24x = 47,364.32 × 21,602.88
  4. Step 4: Simplify right side
    34,334.24x = 1,023,205,721.24
  5. Step 5: Solve for x
    x = 1,023,205,721.24/34,334.24
  6. Step 6: Final answer
    x = 29,801.32

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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.