Home / 47,520.02-71,292.18-14,240

Finding the Fourth Proportional to 47,520.02, 71,292.18 and 14,240

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Solution

The fourth proportional to 47,520.02, 71,292.18 and 14,240 is: 21,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,520.02 : 71,292.18 = 14,240 : x
  2. Step 2: Convert to fraction form
    47,520.02/71,292.18 = 14,240/x
  3. Step 3: Cross multiply
    47,520.02x = 71,292.18 × 14,240
  4. Step 4: Simplify right side
    47,520.02x = 1,015,200,643.20
  5. Step 5: Solve for x
    x = 1,015,200,643.20/47,520.02
  6. Step 6: Final answer
    x = 21,363.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.