Home / 47,741.80-71,612.70-25,623.40

Finding the Fourth Proportional to 47,741.80, 71,612.70 and 25,623.40

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Solution

The fourth proportional to 47,741.80, 71,612.70 and 25,623.40 is: 38,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,741.80 : 71,612.70 = 25,623.40 : x
  2. Step 2: Convert to fraction form
    47,741.80/71,612.70 = 25,623.40/x
  3. Step 3: Cross multiply
    47,741.80x = 71,612.70 × 25,623.40
  4. Step 4: Simplify right side
    47,741.80x = 1,834,960,857.18
  5. Step 5: Solve for x
    x = 1,834,960,857.18/47,741.80
  6. Step 6: Final answer
    x = 38,435.10

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1.5x scale

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.