Home / 51,173.47-70,621.34-29,663.92

Finding the Fourth Proportional to 51,173.47, 70,621.34 and 29,663.92

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Solution

The fourth proportional to 51,173.47, 70,621.34 and 29,663.92 is: 40,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,173.47 : 70,621.34 = 29,663.92 : x
  2. Step 2: Convert to fraction form
    51,173.47/70,621.34 = 29,663.92/x
  3. Step 3: Cross multiply
    51,173.47x = 70,621.34 × 29,663.92
  4. Step 4: Simplify right side
    51,173.47x = 2,094,905,780.05
  5. Step 5: Solve for x
    x = 2,094,905,780.05/51,173.47
  6. Step 6: Final answer
    x = 40,937.34

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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.