Home / 34,624.02-47,765.52-21,189.90

Finding the Fourth Proportional to 34,624.02, 47,765.52 and 21,189.90

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Solution

The fourth proportional to 34,624.02, 47,765.52 and 21,189.90 is: 29,232.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,624.02 : 47,765.52 = 21,189.90 : x
  2. Step 2: Convert to fraction form
    34,624.02/47,765.52 = 21,189.90/x
  3. Step 3: Cross multiply
    34,624.02x = 47,765.52 × 21,189.90
  4. Step 4: Simplify right side
    34,624.02x = 1,012,146,592.25
  5. Step 5: Solve for x
    x = 1,012,146,592.25/34,624.02
  6. Step 6: Final answer
    x = 29,232.50

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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.