Home / 34,298.04-47,334.54-21,553.32

Finding the Fourth Proportional to 34,298.04, 47,334.54 and 21,553.32

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Solution

The fourth proportional to 34,298.04, 47,334.54 and 21,553.32 is: 29,745.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,298.04 : 47,334.54 = 21,553.32 : x
  2. Step 2: Convert to fraction form
    34,298.04/47,334.54 = 21,553.32/x
  3. Step 3: Cross multiply
    34,298.04x = 47,334.54 × 21,553.32
  4. Step 4: Simplify right side
    34,298.04x = 1,020,216,487.67
  5. Step 5: Solve for x
    x = 1,020,216,487.67/34,298.04
  6. Step 6: Final answer
    x = 29,745.62

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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.