Home / 47,247.42-70,848.90-17,657.40

Finding the Fourth Proportional to 47,247.42, 70,848.90 and 17,657.40

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Solution

The fourth proportional to 47,247.42, 70,848.90 and 17,657.40 is: 26,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,247.42 : 70,848.90 = 17,657.40 : x
  2. Step 2: Convert to fraction form
    47,247.42/70,848.90 = 17,657.40/x
  3. Step 3: Cross multiply
    47,247.42x = 70,848.90 × 17,657.40
  4. Step 4: Simplify right side
    47,247.42x = 1,251,007,366.86
  5. Step 5: Solve for x
    x = 1,251,007,366.86/47,247.42
  6. Step 6: Final answer
    x = 26,477.79

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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.