Home / 47,274.96-70,920.87-15,686.91

Finding the Fourth Proportional to 47,274.96, 70,920.87 and 15,686.91

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Solution

The fourth proportional to 47,274.96, 70,920.87 and 15,686.91 is: 23,533.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274.96 : 70,920.87 = 15,686.91 : x
  2. Step 2: Convert to fraction form
    47,274.96/70,920.87 = 15,686.91/x
  3. Step 3: Cross multiply
    47,274.96x = 70,920.87 × 15,686.91
  4. Step 4: Simplify right side
    47,274.96x = 1,112,529,304.81
  5. Step 5: Solve for x
    x = 1,112,529,304.81/47,274.96
  6. Step 6: Final answer
    x = 23,533.16

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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.